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lidiya [134]
2 years ago
8

Brainliest if correct

Mathematics
1 answer:
lyudmila [28]2 years ago
8 0

Answer:

1. (-4)^2 = 16

2. (-3)^3 = -27

Step-by-step explanation:

You might be interested in
You purchase a $100,000 life insurance policy for a $300 premium each year. If the probability of living is 0.999, find the expe
Lemur [1.5K]

Answer:

The expected value for the insurance company is $200

Step-by-step explanation:

In order to calculate the expected value for the insurance company we would have to make the following calculation:

expected value for the insurance company=expected value live+expected value die

expected value live=Net gain*probability of living

expected value live=$300*0.999=$299.70

expected value die=Net gain*probability of die

expected value die=(-$100,000 + $300)*0.001

expected value die=$-99.70

Therefore, expected value for the insurance company=$299.70-$99.70

expected value for the insurance company=$200

The expected value for the insurance company is $200

4 0
4 years ago
Evaluate 44 – 5 x (4^2 ÷ 8).
Archy [21]
If you would like to evaluate 44 - 5 * (4^2 / 8), you can calculate this using the following steps:

44 - 5 * (4^2 / 8) = 44 - 5 * 16 / 8 = 44 - 5 * 2 = 44 - 10 = 34

The correct result would be 34.
4 0
3 years ago
Why do whole numbers rise to an exponent get greater while fractions raise to an exponent get smaller?
erma4kov [3.2K]

Answer:

This is because exponents increase a number, for example 2, and, 2^2 <em>squaring a number is basically multiplying it by itself.</em> So 2 * 2 = 2^2=4. Now obiviously 4 is greater than 2. But lets make the numbers like this:

\frac{1}{2}, and, \frac{1}{2}^2

And again, \frac{1}{2}*\frac{1}{2} = (\frac{1}{2})^2 = \frac{1}{4}

Now, which is bigger \frac{1}{2}or\frac{1}{4}

A quarter is smaller than a half right?

So in this case we can see that fractions raised to an exponent get smaller while numbers raised to an exponent get bigger.

5 0
3 years ago
Find the. change in temperature or elevation from -2°c to 13°v​
irina1246 [14]

Answer:

I'm pretty sure it's -15

Step-by-step explanation:

3 0
4 years ago
Please plsss help meeeeee
11Alexandr11 [23.1K]

Answer:

1. 16.5

3. 12

Step-by-step explanation:

1. So, we need to figure out how 4 expanded to 12. To do that, divide 12/4.

12/4=3. Now, we got our growth factor. All we need to do now is multiply 3.5×3.

3.5×3=16.5, so 16.5=x.

3. now we have to figure out how 24 became 16. aka 16/24 because 16 has the x on its side. Simplify and get 2/3.

times 2/3×18 and you'll get 12.

12=x.

6 0
3 years ago
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