Express `1+4cosec^2alphacot^2alpha` in the form of a perfect square.

Express the equation cx^(2)+ax+b=0,cne0 in the form of a perfect square.

Express 1+4 cosec^2 theta.cot^2theta as a perfect square.

Is x^(2)+4x+4 a perfect square ?

Express abs((a^2,2ab,b^2),(b^2,a^2,2ab),(2ab,b^2,a^2)) in the form of a perfect square.

Convert into perfect square. (x^2+x+1/4)-1/4

Convert into perfect square. (x^2+x+1/4)-1/4

Which on of the following algebric expression must be added a^2 + b^2 so that the sum is a perfect square. 1) 0 2) 2ab 3)4ab 4)-1

Which on of the following algebric expression must be added a^2 + b^2 so that the sum is a perfect square. 1) 4ab 2)2ab 3)2( a^2 + b^2 ) 4)ab

Which on of the following algebric expression must be added a^2 + b^2 so that the sum is a perfect square. 1) - 4ab 2)-2ab 3) 2( a^2 + b^2 ) 4) -ab

Prove that cosec 2alpha = cot alpha - cot 2alpha . Hence or otherwise prove that cosec theta + cosec 2theta + cosec 4theta + cosec 8theta = cot theta/2 - cot 8theta .