exam
Maths Puzzle
Numerical Ability
Can you help me simplify (-7-5i) - (-2+8i) thank you
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exam Other Question
x^3 + 3 divided by x
Please help my solve this multiplying matrices.
solve for x and y.
[4 1 3] [9 -2]
[-2 x 1] [2 1] = [y 5]
[-1 4] [-13 11]
each