[" Let "n" be an odd integer.If "sin n theta=sum_(r=0)^(n)b_(r)sin^(r)theta],[," for every value of "theta," then,"]

Let n be an odd integer.If sin n theta=sum_(r=0)^(n)b_(r)sin^(r)theta for all real theta is

Q. Let n be an add integer if sin ntheta-sum_(r=0)^n(b_r)sin^rtheta, for every value of theta then ---

Q. Let n be an odd integer if sin ntheta=sum_(r=0)^n(b_r)sin^rtheta , for every value of theta then b_0 and b_1 ---

Let n be an odd integer if sin ntheta = underset(r=0) overset(n)(sum)b_(r)sin^(r)theta , for every value of theta , then :

Let n be an odd integer if sin ntheta=underset(r=0)oversetnsumb_rsin^rtheta every value of theta then

If P=(tan(3^(n+1)theta)-tan theta) and Q=sum_(r=0)^(n) (sin(3^(r )theta))/(cos(3^(r+1)theta)) , then

If P=(tan(3^(n+1)theta)-tan theta) and Q=sum_(r=0)^(n) (sin(3^(r )theta))/(cos(3^(r+1)theta)) , then