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(x)-cos^4(x)=2sin^2(x)-1 ?
The answer to whether sin^4(x)-cos^4(x)=2sin^2(x)-1 is True