# Pre-Calculus

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Verify:

1/(1-sintheta) * 1/(1+sintheta) = sec^2theta

sec^2theta is the answer, it would be great if someone can do the steps for me. thank you.

• Pre-Calculus -

Left Side
= 1/(1 - sinØ) * 1/(1+sinØ)
= 1/((1-sinØ)(1+sinØ)
= 1/(1-sin^2 Ø)
= 1/cos^2 Ø
= sec^2 Ø
= Right Side

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