Q21 of 35 Page 288

If 3cotθ = 2, show that

We have 3cotθ = 2


→ cotθ = 2/3 (1)


Consider the LHS =


(Dividing the numerator and denominator by sinθ )


=


=


= (from(1))


=


= 2/6


= 1/3


= RHS


HENCE PROVED


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