What is factor 7x^2-12x-4 ?

The solution to factor 7x^2-12x-4 is (7x+2)(x-2)

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factor 7x^2-12x-4

factor

7 x^{2} - 12 x - 4

(7 x + 2) (x - 2)

Solution steps

7 x^{2} - 12 x - 4

Break the expression into groups

= (7 x^{2} + 2 x) + (- 14 x - 4)

Factor out

x

from

7 x^{2} + 2 x : x (7 x + 2)

Factor out

- 2

from

- 14 x - 4 : - 2 (7 x + 2)

= x (7 x + 2) - 2 (7 x + 2)

Factor out common term

7 x + 2

= (7 x + 2) (x - 2)

∣ 3 a + 8 ∣ = ∣ 3 a - 4 ∣

2 \leq x^{2} - 9 < 9

2 a^{2} + 9 a - 18

\frac{m}{2} < 2

(\frac{1}{3})^{- \frac{2}{5}} \cdot 9 6^{- \frac{2}{5}}