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Popular >

simplify cos^2(90-θ)

Solution

simplify

cos^{2} (9 0^{\circ} - θ)

Solution

sin^{2} (θ)

Solution steps

cos^{2} (9 0^{\circ} - θ)

Rewrite using trig identities

= (sin (θ))^{2}

Remove parentheses:

(a) = a

= sin^{2} (θ)

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Frequently Asked Questions (FAQ)

What is cos^2(90-θ) ?
The solution to cos^2(90-θ) is sin^2(θ)