If y = sin (4x - 5), then what is y' a. y = 4 cos (4x - 5) b. y 3 сos (4x - 5) C. y' = -cos (4x) d. y = -cos (4x – 5) What is the first derivative with respect to x of f(x) = 4x3 – 2x? + 3x + 5 а. 12х2- 4х + 3 b. 12x4 – 4x + 3 c. 12x4 – 4x3 + 3x² + 5x d. 4x4 – 2x3 + 3x2 What is the slope of the tangent line to the curve y = 3x2 - 5 at point (-1, -2) a. -6 b. -5 C. -8 d. -7

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