" 13."int_(-pi)^((pi)/(2))sin^(7)xdx

int_(-pi//2)^(pi//2)sin^(7)xdx

int_(0)^((pi)/(2))sin^(2)xdx

int_(0)^((pi)/(2))sin^(3)xdx

int_(-pi)^(pi)x^(12)sin^(9)xdx=0

int_(-(pi)/(2))^((pi)/(2))sin^(7)xdx=0

int_(-pi/2)^( pi/2)sin^(5)xdx

By using the properties of definite integrals, evaluate the integrals int_((-pi)/(2))^((pi)/(2))sin^(7)xdx

By using the properties of definite integrals, evaluate the integrals int_((-pi)/(2))^((pi)/(2))sin^(7)xdx

Examples: int_(-(pi)/(2))^((pi)/(2))sin^(2)xdx

Evaluate int_(-(pi)/(2))^((pi)/(2))sin^(5)xdx