Chapter 9.4, Problem 51E

Q# Which of the following is equivalent to: xarctan(5x)dx= x² A) 2 - dx - arctan(5x)-J5(1+25x*) 2(1+25x²) 5x B) xarctan(5x) – |- (1+25x²) 5.x? C) - arctan(5.x). 2 2(1+25x²) 5x? D) arctan(5x)+ 2(1+25x²) E) None

Please do q5

d -cosh(2x² + 1). Evaluate dx A 4xsinh(2x² + 1) B 2xsinh(2x² + 1) C) xsinh(2x2 +1) D (2x2 + 1)sinh(2x + 1)