Question

Q.3 Find the roots of the following quadratic equations
by factorisation: 3x2square-X-4​

Answer 1

Answer:

Hey mate! Here's your answer:

Step-by-step explanation:

3x² - x - 4

3x² + 3x - 4x - 4

3x(x + 1) - 4(x + 1)

(3x - 4)(x + 1)

3x - 4 = 0

3x = 4

x = 4/3.

x + 1 = 0

x = -1.

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