Solution
prove
Solution
Solution steps
Manipulating right side
Expand
Apply Perfect Square Formula:
Simplify
Apply rule
Multiply the numbers:
Rewrite using trig identities
Use the Pythagorean identity:
We showed that the two sides could take the same form
Popular Examples
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Frequently Asked Questions (FAQ)
Is sec^2(x)-2tan(x)=(1-tan(x))^2 ?
The answer to whether sec^2(x)-2tan(x)=(1-tan(x))^2 is True