Solving Quadratic Equations (AQA A-Level Mathematics): Quizzes

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Solving Quadratic Equations
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To factor x2−6x−16x^2 - 6x - 16, what must the two numbers multiply to give?

−16-16

Which pair of numbers factors x2−6x−16x^2 - 6x - 16 correctly?

22 and −8-8

What is x2−6x−16x^2 - 6x - 16 in factored form?

(x+2)(x−8)(x + 2)(x - 8)

To factor 4x2+8x+34x^2 + 8x + 3, what should you multiply together first?

4×3=124 \times 3 = 12

For 4x2+8x+34x^2 + 8x + 3, which pair multiplies to 1212 and adds to 88?

66 and 22

When factoring 8x2+19x+68x^2 + 19x + 6, what is 8×68 \times 6?

4848

After splitting 4x2+6x+2x+34x^2 + 6x + 2x + 3, what common bracket appears?

(2x+3)(2x + 3)

If (4x−1)(x−6)=0(4x - 1)(x - 6) = 0, what are the solutions?

x=1/4x = 1/4 or x=6x = 6

For 6p2+5p−16p^2 + 5p - 1, what product do you need for factoring?

−6-6

Why use a calculator for quadratics in timed exams?

To save time and check answers

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