`int_0^(pi/2)sinxsin2x dx`

int_(0)^(pi//2)sinxsin2xdx=?

int_0^(pi/2) sin x sin 2x dx

Evaluate int_0^(pi/2) sin^2x dx

int_0^(pi/2) sin x dx

int_0^(pi/2) sin^(2)x dx =

int_(0)^((pi)/(2))sinxsin2xdx

(i) int_0^(pi/2) sin^2 x dx (ii) int_0^(pi//2) cos^2 x dx

int_0^1(tan^(-1)x)/x dx is equals to (a) int_0^(pi/2)(sinx)/x dx (b) int_0^(pi/2)x/(sinx)dx (c) 1/2int_0^(pi/2)(sinx)/x dx (d) 1/2int_0^(pi/2)(""x)/(sinx)dx

int_0^1(tan^(-1)x)/x dx is equals to (a) int_0^(pi/2)(sinx)/x dx (b) int_0^(pi/2)x/(sinx)dx (c) 1/2int_0^(pi/2)(sinx)/x dx (d) 1/2int_0^(pi/2)(""x)/(sinx)dx

int_0^1(tan^(-1)x)/x dx is equals to int_0^(pi/2)(sinx)/x dx (b) int_0^(pi/2)x/(sinx)dx 1/2int_0^(pi/2)(sinx)/x dx (d) 1/2int_0^(pi/2)(""x)/(sinx)dx