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3 years ago

B=3/4a A+b= 21 Solve for a and b

Mathematics

1 answer:

maxonik [38]3 years ago

4 0

Answer:

A=12 B= 9

Step-by-step explanation:

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If f(x) = 4x-x², find<br> square root f(3/2)

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Answer:

$\frac{\sqrt{15} }{2}$

Step-by-step explanation:

$\sqrt{f(\frac{3}{2} )$ , substitute $\frac{3}{2}$ to x

$f(\frac{3}{2} )=4(\frac{3}{2} )-(\frac{3}{2} )^2$ = $\frac{15}{4}$ or 3.75

$\sqrt{f(\frac{3}{2} )$ = $\sqrt{3.75}$ = $\frac{\sqrt{15} }{2}$

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Step-by-step explanation:

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