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I put you a likeThis is the way to teach the formulas of trig identities, I like that idea
why squaring 1/2 on the right side is 1/(sqrt 2) ?
because the sqrt of 1 is equal to 1, so professor just didnt write it
I put you a like
This is the way to teach the formulas of trig identities, I like that idea
why squaring 1/2 on the right side is 1/(sqrt 2) ?
because the sqrt of 1 is equal to 1, so professor just didnt write it