3 years ago

Evaluate the function. f(x) = -x2 + 5x + 15 Find f(9)

Mathematics

2 answers:

ss7ja [257]3 years ago

6 0

When evaluating this problem F(9) = 42

Keith_Richards [23]3 years ago

5 0

Answer:

f(9) = 42

Step-by-step explanation:

f(9) = (-9)*2 + 5*9 +15

= -18 + 45 + 15

= 42

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Xelga [282]

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3 years ago

What is the value of StartFraction 6 Over x EndFraction + 2x2, when x = 3?

vivado [14]

Answer:

hello there,

the answer for this equation is:

The value of Start Fraction 6 Over x End Fraction + 2x2, when x = 3 is 20.

Step-by-step explanation:

: $\frac{6}{x} + 2x^{2} \\ \\\\ \frac{6}{3} + 2(3)^{2}\\\\\\2+2*9 =\\\\\\\\2+18=20$