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3 years ago

Find the missing angel by using an equation

Mathematics

1 answer:

solmaris [256]3 years ago

6 0

Lets x = missing angle

x = 180 - (60+80)
x = 180 - 140
x = 40

answer
40

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Which of the following is equivalent to f(x)?

Fynjy0 [20]

Answer:

D. $x^{-3/2}$

Step-by-step explanation:

Given function:

$f(x) = \frac{1}{x\sqrt{x} }$

Equivalent expression is:

$\frac{1}{x\sqrt{x} } = x^{-1}x^{-1/2} = x^{-1 - 1/2} = x^{-3/2}$

Correct choice is D

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2 years ago

Find the solution to the system of equations.

goldenfox [79]

Substitute

4x+2=x-4

Then solve

3x=-6

x=-2

Substitute answer into an equation to find y

y=-2-4

y=-6

So you solution is:

(-2,-6)

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3 years ago

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7x=2+4
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3 years ago

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Answer:

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