Describe what the standard notation of a number look like if the scientific notation of that number has a negative exponent?

Answers

Answer 1
4.5 x 10^-5 is just 0.00045 and 1 x 10^-3 is 0.001
Answer 2

When converting a number from scientific notation with a negative exponent to standard notation, the result is a decimal number less than one. The scientific notation's negative exponent indicates how many places to move the decimal point to the left in the standard form.

When the scientific notation of a number has a negative exponent, it signifies that the standard notation of the number will be a decimal less than one. For example, if the scientific notation is 3.5 × 10-4, then the standard notation would be 0.00035. This transition is made by moving the decimal point to the left instead of to the right, which would be the case with a positive exponent. Each step the decimal point moves to the left corresponds to one negative power of ten.

In standard notation, the number is expressed in its regular decimal form without any exponents. For very small numbers, a negative exponent in scientific notation helps to simplify and make the representation more readable.

For instance, the size of a virus might be about 0.000000025 meters. In scientific notation, this is written as 2.5 × 10-8 meters. Converting this back to standard notation, we'd move the decimal point to the right eight places, giving us the small standard number mentioned before.


Related Questions

VerZion sells the iPhone X for $899. If the monthly plan for service is $65 per month what is the linear equation for the cost of buying and using the new iPhone with Verizon. What is the total cost after 24 months ?

Answers

899$ is the y intercept because that is your starting value. Then, 65 is your slope. (Rise 65, run 1). After 24 months, the total cost will be 2459$. This is because 24 • 65 = 1560. This is your total cost of phone service. Then, you need to add the phone. 1560 + 899 = 2459. So you total cost is 2459.
Final answer:

The linear equation for the total cost of buying and using the new iPhone with Verizon is total cost = $899 + ($65 * 24), which simplifies to $2459 for 24 months.

Explanation:

To find the linear equation for the cost of buying and using the new iPhone with Verizon, we need to consider the initial cost of the iPhone and the monthly plan cost. Let's assume the initial cost of the iPhone X is $899 and the monthly plan is $65. We can represent the total cost after 24 months as a linear equation.

The equation can be written as:

total cost = initial cost + (monthly plan cost * number of months)

Since we want to find the total cost after 24 months, we substitute the values into the equation:

total cost = $899 + ($65 * 24)

Simplifying the equation:

total cost = $899 + $1560 = $2459

Therefore, the total cost after 24 months would be $2459.

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A scuba diver descends 63 feet in 18 seconds. What number represents the change in the diver's position in feet per second?

Answers

I believe the answer is 3.5

the number g devided by the number h is the same as seven more than twice the sum of g and h. translate into equation

Answers

Answer:

[tex]\frac{g}{h}=2(g+h)+7[/tex]


Step-by-step explanation:

1. You have that the number [tex]g[/tex] is divided by the number [tex]h[/tex]. Then:

[tex]\frac{g}{h}[/tex]

2. The words "is the same" indicates that you must write an equals sign after the division. Then, it says that it is seven more than twice the sum of [tex]g[/tex] and [tex]h[/tex]. This means that the sum of these two numbers are multiplied by 2  and then you must add 7:

[tex]\frac{g}{h}=2(g+h)+7[/tex]

Solve for x. −2.8=−x5 Enter your answer in the box.

Answers

x=14, i hope this helped


How do you graph the inequality of 4x-2y≤6 ?

Answers

4x - 2y ≤ 6      subtract 4x from both sides

-2y ≤ -4x + 6     change the signs

2y ≥ 4x - 6     divide both sides by 2

y ≥ 2x - 3

y = 2x - 3 - it's a linear function. We need only two points to plot the graph.

Choose any two values of x and calculate the values of y:

for x = 0 → y = 2(0) - 3 = 0 - 3 = -3 → (0, -3)

for x = 2 → y = 2(2) - 3 = 4 - 3 = 1 → (2, 1)

--------------------------------------------------------------------------

<, > - dotted line

≤, ≥ - solid line

<, ≤ - shaded to left

>, ≥ - shaded to right

X-2/5=7 what does x equal

Answers

Let's solve your equation step-by-step'


X-2/5=7

Step 1: Simplify both sides of the equation.

x+-2/5=7

Step 2: Add 2/5 to both sides.

x+-2/5+2/5=7+2/5

x=37/5

Answer

x=37/5

Hi!

[tex]x-\frac{2}{5}=7[/tex]

[tex]x-\frac{2}{5}+\frac{2}{5}=7+\frac{2}{5}[/tex]

[tex]x=\frac{37}{5}[/tex]

Explanation: First you had to add 2/5 from both sides. Then simplify, and the answer is x=37/5 is the right answer. Hope this helps! And thank you for posting your question at here on Brainly. And have a great day. -Charlie

Find the probability a random voltage is less than 124.2 volts
A. 0.40
B. 0.60
C. 0.10
D. 0.80

Answers

Answer:

its 0.60

Step-by-step explanation:

I did the quiz

Final answer:

The probability a random voltage is less than 124.2 volts is 0.60. Thus, option (C) is correct.

Explanation:

To find the probability that a random voltage is less than 124.2 volts, we need to know the distribution of the voltages. Let's assume that the distribution follows a normal distribution.

The Z-score formula is

Z = (X - μ) / σ,

where X is the value we are interested in, μ is the mean of the distribution, and σ is the standard deviation.

We want to find the probability that a random voltage is less than 124.2 volts.

Since the voltage is uniformly distributed, we can find this probability by calculating the proportion of the range that is less than 124.2 volts.

The range of the voltage is 125 - 123 = 2 volts.

The proportion of the range that is less than 124.2 volts is

= 124.2 - 123

= 1.2 volts / 2 volts

= 0.60.

Therefore, the probability a random voltage is less than 124.2 volts is 0.60.

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Find the missing side
V=252ft3
7ft , 3ft , ??ft

Answers

v=252

7*12*x=252

84x=252

3ft

Simplify: (25 + 17) – |37 – 13| A. 15 B. 18 C. 20 D. 21

Answers

First we solve modulus

| 37-13| =|24|= 24

Now solving Bracket

25+17 = 42

Therefore, 42 - 24 = 18

Hi!

[tex](25 + 17) -|37 - 13|[/tex]

[tex]25+17-37-13[/tex]

[tex]37-13=24[/tex]

[tex]25+17-24[/tex]

[tex]Answer--->=18[/tex]

Explanation: This question is super easy. First you had to remove parenthesis first.  Then you put 37-13=24 or 25+17-24 and it gave us the answer is =18 is the right answer. Hope this helps! And thank you for posting at here on Brainly. And have a great day. -Charlie.

The price of an item has been reduced by 35%. The original was price was 19 %

Answers

if the original price was $19 then the price now would be $12.35. we would solve this by   turning 35% into a decimal.. we get .35

what we do next is multiply 19 by .35 and we get 6.65

next, we subtract 6.65 from 19

and our final answer is: $12.35

Somebody help me please
3 hours 20 minutes + 1 hour 48 minutes = ___ days
A. .2278
B. .1951
C. .2417
D. .2139

Answers

The answer is C .2417 because you add them then divide by 7

Final answer:

To add 3 hours 20 minutes and 1 hour 48 minutes, you add the hours and minutes separately. Then convert the total to days.

Explanation:

To add 3 hours 20 minutes and 1 hour 48 minutes, you can simply add the hours together and the minutes together separately. Start by adding the hours: 3 + 1 = 4 hours. Then add the minutes: 20 + 48 = 68 minutes. Since there are 60 minutes in an hour, you can convert the excess minutes to hours by dividing by 60: 68 ÷ 60 = 1 hour. This gives a total of 5 hours. Therefore, 3 hours 20 minutes + 1 hour 48 minutes = 5 hours 8 minutes.



To convert this to days, divide the total number of minutes (308) by 60 to get the number of hours (5) and then divide by 24 to get the number of days: 5 ÷ 24 ≈ 0.2083 days.

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How do you solve the indicated variable?
6=mx+b for x

Answers


[tex]6 = mx + b \\ 6 - b = mx \\ \frac{6 - b}{m} = x[/tex]
all you have to do is switch it and it should look like this 6-b/m=x

use the quadratic formula to solve the equation: 2x^2-4x+1=0

Answers

The quadratic formula is

[tex] x = \dfrac{-b \pm \sqrt{b^2 - 4ac}}{2a} [/tex]

In this problem, a = 2, b = -4, c = 1

[tex] x = \dfrac{-(-4) \pm \sqrt{(-4)^2 - 4(2)(1)}}{2(2)} [/tex]

[tex] x = \dfrac{4 \pm \sqrt{16 - 8}}{4} [/tex]

[tex] x = \dfrac{4 \pm \sqrt{8}}{4} [/tex]

[tex] x = \dfrac{4 \pm 2\sqrt{2}}{4} [/tex]

[tex] x = 1 \pm \dfrac{\sqrt{2}}{2} [/tex]

9/16+5/12= help asap

Answers


[tex] \frac{9}{16} + \frac{5}{12} = \frac{27}{48} + \frac{20}{48} = \frac{47}{48} [/tex]

Answer: 47/48


Step-by-step explanation:

9

16

+

5

12

=

(9 × 12) + (5 × 16)

16 × 12

=

188

192

=

188 ÷ 4

192 ÷ 4

=

47

48



Laura is on her way home in her car. She has driven 24 miles so far, which is three fourths of the way home. What is the total length of her drive?

Answers

24/3=8 so 8•4=32 which is 4/4 of the way!
Is 32 because if you multiply them by 8 which is 1•8is8,2•8is16,3•4is24 like you said and 8•4is32. Which is our answer

PLZZZZZZZZZZZZZZZZZZ HELP I WILL GIVE BRAILIEST
how do you find the domain and range from a table graph

Answers

The domain is x and the range is y

Your x values are your domains and your y values are your ranges.

A race is 8miles long.if joe has completed 3/4 of the race,how far has he run?

Answers

3/4 of 8 miles is 6, so he ran 6 miles of the race.

divide 8 by four and multiply the answer by 3 so 8÷4=2 2*3=6

The Blue Jays’ soccer field has 53 bleachers that can each seat exactly 12 people. The Tigers’ soccer field has 48 bleachers that can each seat exactly 16 people.

What is the difference in the number of people who can be seated at the Blue Jays’ soccer field compared to the Tigers’ soccer field?

(ENTER ANSWER HERE)

Answers

4 because 16-12 is 4 and that’s the difference of how many people can sit in the bleachers

Each team in a soccer league has 43 players on it. There are 24 teams in the league. How many total players are in the league?

Answers

989 players. each team has 43 playersvand there are 23 teams. so 43x23= 989

At a lemonade stand, the first cup costs $1.50, and refills cost $0.20 each. If a customer paid $1.90 in total for his first cup and refills, how many refills did the customer order?

Answers

Two, $1.90 - $1.50 = $0.40.
$0.40 ÷ $0.20 = 2 refills.

Answer:

2 refills

Step-by-step explanation:

Hope this helps!

16×-15=8× how do you solve the multi-step equations

Answers

16x-15=8x


16x=8x+15


16x-8x=15


8x=15


X=15/8



16x -15=8x

-16x.    -16x

-15=-8x

———

-8

1.875=x

Show all the ways to take 10

Answers

10-1 10-2 10-3 10-4 10-5 10-6 10-7 10-8 10- 9 10-10

three soccer player alberto,ben,chike are forming a wall to defend against a penalty kick how many different ways can they line up side by side

Answers

In 27 different ways  Alberto, Ben, and Chike can form a wall to defend against a penalty kick.

What are permutation and combination?

A permutation is an arrangement of things where order matters, AB and BA are two different permutations.

The combination is a selection of things where order does not matter, AB and BA are the same combinations.

Given, three soccer players Alberto, Ben, Chike are forming a wall to defend against a penalty kick.

∴ The first place can be filled in 3 different ways.

Second and third place can also be filled with 3 different ways as repetition isn't allowed is not mentioned.

So, In 3×3×3 ways they line up side by side which is 27 different ways.

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Final answer:

There are six different ways Alberto, Ben, and Chike can line up to form a wall defending against a penalty kick. This is a high school level Mathematical problem known as permutation. This kind of logic applies whenever the order of arrangement matters.

Explanation:

The subject matter involves a combinatorial problem, specifically a permutation. In this situation, Alberto, Ben, and Chike can occupy any of the three positions in the lineup. As such, the number of permutations (P) can be calculated by multiplying the number of choices for each position. That is, there are three choices for the first position, two remaining for the second, and one for the third. Thus, the answer is P = 3*2*1 = 6 different ways.

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If a train travels 270 miles in 3 hours what is the train's average speed

Answers

270miles/3hours =90m/hr

A scuba diver descends 63 feet in 18 seconds. What integer represents the change in the divers position in feet per second?

Answers

3.5 feet per second bc 63 divided by 18

Answer:

-3.5 feet/second

Step-by-step explanation:

A scuba driver descends 63 feet in 18 seconds.

The integer represents descends 63 feet = -63 feet

Rate of change per second = Distance divided by the number of second to reach the distance

= [tex]\frac{-63}{18}[/tex]

= -3.5 feet/second

Can somebody please answer 12 and 14. Or at least 12!! PLEASE!!!

Answers

12.

 -4/7*-3/5*7/3 = -4/5

-4/5 / -7/3 = 12/35

14.

-2/3*1/2*-6/7 = 2/7

You're Welcome!

All the members of a construction crew work at the same pace. Four members of the crew, working together, are able to pour foundations in 32 hours.
a
How many hours would this job take if there were half as many workers?

Answers

This would take 16 hours.

Help please, and thank you

Answers

Answer:

Refer below

Step-by-step explanation:

5) 9x+2 = 119 (alternate angles of a parallel line)

Hence 9x = 117: x=29 degrees.

6) 12x-8 and 108 are supplementary

Hence 12x+100 = 180 Or 12x= 80 :

x = 20/3

7) 5x+7 = 8x -71

(since vertically opposite angles equal and corresponding angles equal)

3x= 78 or x = 26

8) 7x-61 = 4x-7:3x= 54 orx = 18

9) 9x+25 = 13x-19

4x = 44: x=11:  17y+5 = 13(11)-19

y -7

10) 9x-36 =180 : x = 24: 8y+17 = 6(24)-7

8y =120: y =15

11) 7x-23 =49+3x(exterior angle of triangle)

Or 4x = 72: x=18 : 3x =11y-1

y =5

12) 5x-38 = 3x-4

2x = 34 or x =17

7y-20 = 5(17)-38

= 47

y = 67/7



5c-9=-9 plz sloveeeeeeeeeeee

Answers

Move all terms that don't contain c to the right side and solve.

Answer: c = 0

A marching band 8-to- 5 step covers 5/8 yd per step.

How many yards does a band member move across the football field if he or she takes 30 1/2 steps?

5/8⋅30 1/2=

Express your answer as a fraction in simplest form.

Answers

Final answer:

After taking 30 1/2 steps, each covering 5/8 yard, a band member moves a total of 19 1/16 yards across the football field.

Explanation:

The student asks how many yards a band member moves across the football field if he or she takes 30 1/2 steps where each step covers 5/8 yard. To find the total distance covered, we multiply the number of steps by the distance per step. Here's the calculation:

First, convert 30 1/2 to an improper fraction: (30 × 2) + 1 = 61/2.Now, multiply 61/2 by 5/8 to find the total yards covered: (61/2) × (5/8) = 305/16.To simplify, divide 305 by 16: the quotient is 19 with a remainder of 1, so the simplified fraction is 19 1/16 yards.

The band member moves 19 1/16 yards across the football field after taking 30 1/2 steps at a 8-to-5 step interval.

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