Q. Find the second derivative of the polynomial.f(x)=14x2Write your answer as a polynomial in x or as a constant. Simplify any fractions.f′′(x)= ______
Identify function and task: First, identify the function given and what is asked. We need to find the second derivative of the polynomial f(x)=14x2.
Calculate first derivative: Calculate the first derivative of f(x). The derivative of 14x2 with respect to x is 28x (using the power rule: dxd of axn=n⋅axn−1).
Calculate second derivative: Now, calculate the second derivative. The derivative of 28x with respect to x is 28 (again using the power rule, this time the derivative of x is 1).
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