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dazed and confused
Questions (1)
dy/dx[tan(y)=x=y] in terms of y
the answer my teacher got was cot^2(y) but i get is 1/[sec^2(y)-1] either i made a mistake, my
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oh and just to be clear you got this using trig identities right?
ok, thank you. is it preferable to change it like that? cause i honestly have no idea why it would matter.
