Solution
Solution
Solution steps
Manipulating left side
Rewrite using trig identities
Rewrite using trig identities
Add similar elements:
We showed that the two sides could take the same form
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Frequently Asked Questions (FAQ)
Is cos(20pi-x)+sin((83pi)/2+x)=0 ?
The answer to whether cos(20pi-x)+sin((83pi)/2+x)=0 is True