Please do help me with this Calculus subject. Show solutions clearly. I promise to give a perfect score as a feedback. Please do help me please. Thank you...

7/2 sinx 1 1. Find the definite integral of dx : 0 1+cos x A. In (1+ cos x) B. 2 In 1 C. In 1 D. In 210. According to integration by parts method, J f(x). g(x). dx is equal to: A. f(x) Jg(x) dx - J f(x) Ig(x). dx) dx B. f(x) Jg(x) dx + If(x) Jg(x). dx) dx C. - f(x) Jg(x) dx + Jf(x) /g(x). dx) D. f(x) Jg(x) dx - Ig'(x). f(x) dx7. Which of the following is hyperbolic sine function? A. sinh= ex+ex 2 e-Xtel B. sinh= 2 extex C. sinh= 2 D. none of the above