exam Maths Puzzle Numerical Ability

How do I solve and graph this equations in the form of:


Factoring: 3x^2 + 11x - 20 = 0



Completing the Square: x^2 + 3x - 4 = 0



Quadratic formula: 3x^2 - x - 1 =

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exam Other Question

the measue of the supplement of an angle is 60 less than three times the measure of the complement of the angle. Find the measure of the angle. Simplify

Square root of 81/225