3 years ago

Select all the solutions to ( x - 2) to the power of 2 = -16

Mathematics

1 answer:

leonid [27]3 years ago

4 0

The answer are both:
x=2+4i,2-4i

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Evaluate the expression. P(9, 3) · P(5, 4)

boyakko [2]

Answer:

$P(9,3) *P(5,4)$

And if we use the permutation formula given by:

$nPx = \frac{n!}{(n-x)!}$

And replacing we got:

$\frac{9!}{6!} \frac{5!}{4!}= 504*5 = 2520$

Step-by-step explanation:

For this problem we want to find the following expressionÑ

$P(9,3) *P(5,4)$

And if we use the permutation formula given by:

$nPx = \frac{n!}{(n-x)!}$

And replacing we got:

$\frac{9!}{6!} \frac{5!}{4!}= 504*5 = 2520$

6 0

3 years ago

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fredd [130]

659 divided by 8 = 82 R3.

So the answer is 82.

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3 years ago

Javier worked the following hours in the month of October. What was the percent increase from week 2 to week 4?

Yakvenalex [24]

Answer:

2005400sblackwell

03/27/2020

Mathematics

Middle School

Javier worked the following hours in the month of October. What was the percent increase from week 2 to week 4?

Answer:

32%

Step-by-step explanation:

I don’t know. I’m on a test got the answer wrong and it showed me the right answer.

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3 years ago

A scale distance of 3 centimeters on a map represents an actual distance of 51 feet.

Rom4ik [11]

In this case, the best way to work this out is to find what 1cm is equal to. In this case, you have to divide 51/3, giving you 17. You know that 17 feet. You can now divide 187/17, giving you 11. Therefore, 11cm is equal to 187 feet. Hope this helps

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Step-by-step explanation:

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