" 5."int(1)/(x^(4)+1)dx

int(5)/(1+x^(4))dx

int(1)/(4x^(2)-4x+5)dx

Evaluate each of the following integrals: int x^(4)dx( ii) int x^(5/4)dx (iii) int(1)/(x^(5))dx( iv )int(1)/(x^(3)/2)dx

int(1)/(4+5sin x)dx

int1/(x^4+5x^2+1)dx

int1/(x^4+5x^2+1)dx

int(1)/(5+4 cos x)dx

int(1)/(5-4 sin x)dx

int(1)/(5+4 cos x)dx

int(1)/(5-4 sin x)dx