Evaluate the integral. 15) de 1 + 250 A) In (1 + 250) + c B) 5 In (1 + 250) + c C) In (1 + 5e) + C In (1 + 250; 5 D) + C 5 Find the derivative of y with respect to x. 16) y = sin 1 (e4ty -4 e4t A) e4t BY 4 e4t V1 - e8t C) 4 e4t V1 - 28t D) V1 - elet V1 - e8t 17) y = tan-1 4x 5 20 A) 25 B) -20 16x2 + 25 C) 4 16x2 + 25 D) 16x2 + 25 \\25 - 16x2