exam
Maths Puzzle
Numerical Ability
3+sqrt-25 divided by 4-sqrt-64
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exam Other Question
Solve each system of equations. Check by substitution
3a + 4b = -12
4a - 5b = -16
P(x) = x^3 - 2x^2 - 14x + 40 has a zero of 3 + i. Find the remaining zero of P(x).