Solve the following equation.
$sec^2θ(\sqrt{1-sin^2 θ})$ = ________.
Answer & explanation
Correct answer: option 3
$sec^2θ(\sqrt{1-sin^2 θ})$
{ using , sin²θ + cos²θ = 1 }
= $sec^2θ(\sqrt{cos^2 θ})$
= sec²θ . cosθ
= secθ
Solve the following equation.
$sec^2θ(\sqrt{1-sin^2 θ})$ = ________.
Correct answer: option 3
$sec^2θ(\sqrt{1-sin^2 θ})$
{ using , sin²θ + cos²θ = 1 }
= $sec^2θ(\sqrt{cos^2 θ})$
= sec²θ . cosθ
= secθ