exam Maths Puzzle Numerical Ability

find a positive and negative coterminal angle for (18 pi) over 5

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exam Other Question

If 3+2i is a solution for x^2+mx+n=0, where m and n are real numbers, what is the value of m? The length of a rectangle is two more than three times the width.If the perimeter is 100, find the length and width of the rectangle.


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