2 years ago

Factor Completely: 2x2 - 72y72y

Mathematics

1 answer:

Anarel [89]2 years ago

8 0

-72yexponet73 + 2xexponet2 :)

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The average annual income, I, in dollars, of a lawyer with an age of x years is modeled with the following function: I=-425x²+45

olchik [2.2K]

DI/dx=-850x+45500

d2l/d2x=-850 so when dl/dx=0 it is an absolute maximum for l(x)...

dl/dx=0 only when:

850x=45500

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2 years ago

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Find the length of the second leg of the triangle round to the nearest hundredth

horsena [70]

Answer:

$\displaystyle \frac{3\sqrt{230}}{5}$

Step-by-step explanation:

Use the Pythagorean Theorem:

$\displaystyle a^2 + b^2 = c^2 \\ \\ 9,7^2 + b^2 = 13,3^2; \sqrt{82,8} = \sqrt{b^2} \\ \\ \frac{3\sqrt{230}}{5}\:[or\:9,0994505329...] = b$

So, you have this:

$\displaystyle 9,1 ≈ b$

I am joyous to assist you at any time.

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2 years ago

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dimaraw [331]

The length of ab is 24

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2 years ago

Square root of 7x times the square root of 7 root x

djyliett [7]

Square root x * square root x = square root of x^2 which is just absolute value of x which is just x.
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2 years ago

2 doctors is ______% of 25 doctors

nirvana33 [79]

Answer:

12.5%

Step-by-step explanation:

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