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4 years ago

Please answer this correctly

Mathematics

1 answer:

bazaltina [42]4 years ago

3 0

Answer:

i believe the answer is 2

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Evaluate given function. Pleas helpp

Bad White [126]

Answer:

$f(9) =-80$

Step-by-step explanation:

Given

The attached functions

Required

Find f(9)

We have:

$f(x) =-x^2 - 2x + 19$

So:

$f(9) =-9^2 - 2*9 + 19$

$f(9) =-81 - 18 + 19$

$f(9) =-80$

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3 years ago

How do you find the length of a rectangle if its 2 units more than the width and the area is 72

Nastasia [14]

Let width equal X and length equal X+2. Use algebra 72 = X times X+2

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3 years ago

Find the exact value of tan 5x/4. 1 - -1

Phoenix [80]

Answer:

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Step-by-step explanation:

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3 years ago

10. Solve for x.<br> 4(root) 2<br> 4(root)2<br> X

bonufazy [111]

Answer:

Step-by-step explanation:

x² = (4√2)² + (4√2)²

x² = 32 + 32

x² = 64

x = √64

x = 8

6 0

3 years ago

Please help whatbis the answer

Irina-Kira [14]

It’s the last one, cause Susan charges 20 per photo

6 0

3 years ago