3 years ago

Let f(x) = - 10x + 9 and g(x) = x2 + 12 Find f( - 4)/g( - 4)

Mathematics

1 answer:

Reptile [31]3 years ago

7 0

Answer:

$\frac{49}{28}$

Step-by-step explanation:

Evaluate g(- 4) and f(- 4) by substituting x = - 4 into g(x) and f(x), that is

f(- 4) = - 10(- 4) + 9 = 40 + 9 = 49

g(- 4) = (- 4)² + 12 = 16 + 12 = 28

Then

$\frac{f(-4)}{g(-4)}$ = $\frac{49}{28}$ = $\frac{7}{4}$

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Let f(x) = - 10x + 9 and g(x) = x2 + 12 Find f( - 4)/g( - 4)​

Let f(x) = - 10x + 9 and g(x) = x2 + 12 Find f( - 4)/g( - 4)