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If f(x) = -5x - 1 and g(x) =√x - 6 , what is (f * g)(2)

User Mike Wade
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1 Answer

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Answer:

(f * g)(2) = -11√2 +66

Explanation:

Points to remember

Let f(x) and g(x) be the two functions, then (f * g) can be written as,

(f * g) = [f(x)][g(x)]

To find the value of (f * g)(2)

we have,

f(x) = -5x - 1 and g(x) =√x - 6

f(2) = -5*2 - 1 = -11

g(2) = √x - 6 = √2 - 6

(f * g)(2) = [f(2)][g(2)]

= -11 (√2 - 6)

= -11√2 +66

Therefore (f * g)(2) = -11√2 +66

User Amom
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