Solution
prove
Solution
Solution steps
Manipulating left side
Expand
Apply Perfect Square Formula:
Simplify
Apply rule
Multiply the numbers:
Manipulating right side
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 (1-tan(x))^2=sec^2(x)-2tan(x) ?
The answer to whether (1-tan(x))^2=sec^2(x)-2tan(x) is True