exam Maths Puzzle Numerical Ability

Find three consecutive integers such that the sum of the first and twice the third is one more than three times the second.

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exam Other Question

Two students have 920$ altogether. How much does each have if 5/7 of the money of the first one is equal to 3/5 of the money of the second student?

Please help !! evaluate these exponetials (that is, express them in cartesian and/or polar form):

1.) e^1+ipi -- 2.) e^ipi/2 -- 3.) e^e^Inpi+ipi/2