Solution
prove
Solution
Solution steps
Manipulating left side
Factor
Rewrite using trig identities
We showed that the two sides could take the same form
Popular Examples
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Frequently Asked Questions (FAQ)
Is sin^4(a)-cos^4(a)=2sin^2(a)-1 ?
The answer to whether sin^4(a)-cos^4(a)=2sin^2(a)-1 is True