exam Maths Puzzle Numerical Ability

1. The supplement of an angle measures 25 degrees more than twice its complement. Find the measure of the angle.

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exam Other Question

What are they asking me when they ask Re(2e^((i*pi)/3))? Same question for Im(some numbers). The Re() and Im() notation are new. It seems to me that I should drop all parts with solve :

absolute value of b+2 < -1