MATHS 0.0 / 5 ? MathematicsQuadratic equationsPythagorasTrigonometryGCSEAQA Created by: kaytlyn_2001Created on: 01-05-17 09:35 What are the four ways of solving quadratic equations? Factorising, completing the square, the quadratic formula and graphs 1 of 6 What is the quadratic formula? x = -b +or- sqr(b^2 - 4ac) / 2a 2 of 6 What is Pythagoras' therom? a^2 + b^2 = c^2 3 of 6 Sin = Opposite / ? Hypotenuse 4 of 6 ? = Adjacent / Hypotenuse Cos 5 of 6 Tan = ? / Adjacent Opposite 6 of 6
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