Question

f(x)=5-x^6+1/x^6
f(x)=1/x^4-cosx
f(x)=7x^5+4

Answer 1

f(x)=5-x⁶+1/x⁶, F(x)=5x-x⁷/7+x⁻⁶⁺¹/(-6+1)+C,  F(x)5x-x⁷/7-1/(5x⁵)

f(x)=1/x⁴-cosx,  F(x)=x⁻⁴⁺¹/(-4+1)-sinx+C,      F(x)=1-/(3x³)-sinx+C

f(x)=7x⁵+4,  F(x)=7x⁵⁺¹/(5+1)+4x+C,   F(x)=7x⁶/6+4x+C