exam
Maths Puzzle
Numerical Ability
A credit card, a piece of cardboard and a ruler are all examples of what geometric tool?
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exam Other Question
6x-2y=2
9x-3y=1
Not sure where this falls under but working with i.
Simplify the following expression into general form of a complex number, namely a + bi 8(-5 +3i) - 5(3 - 4i). Please explain!