Question

solve:
given f(x) = x³ + x²+3x -12.

a.solve for:
f(3)
f(7)
f(x+1)
f(x²-1)

b. Is f(x²-1) the same as f(x-2)?
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Answer 1

Answer:

f'(x) = 3x2 - 6(a - 2)x + 3a

f′(x)≥0∀x∈(0,1]

f′(x)≤0∀x∈[1,5)

⇒f′(x)−14=(x−1)2(x−7)

f(x)−14(x−1)2=x−7

Step-by-step explanation:I hope it helped you please mark my answer as Brainlist answer

Answer 2

Step-by-step explanation:

Hope this may help you......