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Clicker Question 1. What is the derivative of f ( x ) = 4 x 4 – 5/ x ? A. 16 x 3 – 5 B. 16 x 3 + 5/ x 2 C. 4 x 3 – 5/ x 2 D. 16 x 3 – 5/ x 2 E. 4 x 3 – 5 . Clicker Question 2. What is the derivative of f ( x ) = x + x ? A. x -1 + x x -1 B. x -1 + x
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Clicker Question 1 • What is the derivative of f (x ) = 4x4 – 5/x ? • A. 16x3 – 5 • B. 16x3 + 5/x2 • C. 4x3 – 5/x2 • D. 16x3 – 5/x2 • E. 4x3 – 5
Clicker Question 2 • What is the derivative of f (x ) = x + x? • A. x-1 + x x -1 • B. x-1 + x • C. x ln(x ) + xln() • D. x-1 + • E. x-1 + xln()
Clicker Question 3 • What is an equation of the tangent line to the curve y = x3 + 1 at the point (2, 9) ? • A. y = 3x2 • B. y =12 • C. y = 12x – 15 • D. y = 12x – 33 • E. y = 3x 2 – 15