If `(sec^4theta)/a+(tan^4theta)/b=1/(a+b),` then prove that `|b|lt=|a|` .

If (sin^4theta)/a+(cos^4theta)/b=1/(a+b) , prove that (sin^8theta)/(a^3)+(cos^4theta)/(b^3)=1/((a+b)^3) (sin^(4n)theta)/(a^(2n-1))+(cos^(4n)theta)/(b^(2n-1))=1/((a+b)^(2n-1)),n in N

Prove that (sec^(2)theta-1)/(tan^(2)theta)=1

If sec theta+tan theta=(1)/(2) The value of tan theta =

Prove that : sec^(4)theta-tan^(4)theta=1+2tan^(2)theta

If sec theta+tan theta=(1)/(2) The value of sec theta=

1/(sec(theta)-tan(theta))+1/(sec(theta)+tan(theta)) =

If (sin(theta+alpha))/(cos(theta-alpha))=(1-m)/(1+m) , prove that tan(pi/4-theta)tan(pi/4-alpha)=m

If tan a theta-tan b theta=0 , then prove that the values of theta forms an A.P.

(5) sec theta+tan theta=7 then sec theta-tan theta=?

(5) sec theta+tan theta=7 then sec theta-tan theta=?