Question: If cos (theta + i.fai) = R(cos alpha + i sin alpha), sin (0-a) sin (0+ a) prove that e = TC 0 (b)

If cos (theta + i.fai) = R(cos alpha + i sin alpha),

If cos (theta + i.fai) = R(cos alpha + i sin alpha), sin (0-a) sin (0+ a) prove that e = TC 0 (b) If u = log tan + 4 2 0 = - i log tan I 4 + prove that iu 2

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