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)

(5 b)^{2}

- (x - 3) + 2 (x - 7)

x + 3 x + 6 x + x

\frac{2 ^{2}}{2 ^{- 7}} \cdot 2

10 \cdot lo g_{10} (100)