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tanx = -3/4. x€ 2nd quadrant find sin (x/2), cos(x/2), tan(x/2)
1 answer
Done, look at your previous post
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Given that a^2+b^2=2 and that (a/b)= tan(45degee+x), find a and b in terms of sinx and cosx.
I don't know what i'm supposed to
1 answer
tanx = -3/4. x€ 2nd quadrant find sin (x/2), cos(x/2), tan(x/2)
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