Simplest form of (1+ `tan^2`A)/(1+`cot^2'A) IS

Simplest form of (1+ tan^2 A)/(1+cot^2A) IS

Simplest form of (1 - cos^2A) (1 + cot^2A) is .....................

(1+ tan^2 A)/(1+cot^2 A) = tan^2 A

(1+ tan ^(2) A)/( 1 + cot^(2) A) equals

The simplest form of tan^(-1)((x)/(a+sqrt(a^(2)-x^(2)))) is :

Write the simplest form : tan^(-1)(1/sqrt(x^2 -1)) , |x|gt1

Let f(x) = cos(tan^(-1) ( sin ( cot^(-1)x))) . The simplest form of f(x) can be written as ((x^(2) +A)/(x^(2) +B))^(1//2) . Then the value of (A + B) is ………………

Write the simplest form : tan^-1( (cos x)/(1+sin x))