4x-3, 15. What is the derivative of f(x) ? Зх+2 17 a. (3x+2)2 4x2-3x b. 3x2+2x С. 16 d. (3x+2) 16. What is the derivative of f(x) = (5 – x²)²? a. 2(5- х2) b. 10 – 2x2 C. 4x3 - 20x d.(5 – x²)(5 – x²) 17. What is the equation of the tangent line and the normal line to y = x2 - 4x + 2 at (4,2) respectively? a. y = -4x + 14 and y =x - 3 b. y = 4x - 14 and y = -x + 3 C. y = 4x - 14 and y = 4x + 3 d. y = -4x + 14 and y = -x-3 = --X -

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