Find the second derivative ofnbsp fxdxb4 and evaluate it at

Question

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For both problems, show supporting work and underline your answer. Please use MathType.

1. Find the second derivative of  f(x)=([d]x+[b])⁴ and evaluate it at x=3.

2. Find the equation of the line tangent to the following curve at x = 1. Write your answer in y = mx + b format.

y = [a] x² + [c] x - [d]