Question

1. Factorise:

$3x {}^{2} - 4x - 4$
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Answer 1

Answer:

hey mate

3x² -4x-4

3x²-(6-2)x-4

3x²-6x+2x-4

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

(3x+2)(x-2)

hope it will help you

Answer 2

Answer:

x = -2/3 or x = 2

Step-by-step explanation:

3x^2 - 6x + 2x - 4

(3x^2 - 6x) + (2x - 4)

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

3x+2 = 0 or x - 2 = 0

3x = -2

x = -2/3

0r x = 2