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

The solution to factor-x^2-7x-12 is -(x+3)(x+4)

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factor-x^2-7x-12

factor

- x^{2} - 7 x - 12

- (x + 3) (x + 4)

Solution steps

- x^{2} - 7 x - 12

Break the expression into groups

= (- x^{2} - 3 x) + (- 4 x - 12)

Factor out

- x

from

- x^{2} - 3 x : - x (x + 3)

Factor out

- 4

from

- 4 x - 12 : - 4 (x + 3)

= - x (x + 3) - 4 (x + 3)

Factor out common term

x + 3

= (x + 3) (- x - 4)

Factor

- x - 4 : - (x + 4)

= (x + 3) (- (x + 4))

Apply rule:

a (- b) = - ab

(x + 3) (- (x + 4)) = - (x + 3) (x + 4)

= - (x + 3) (x + 4)

lo g_{a} (a^{5})

lo g_{10} (n^{12})

\frac{x}{3} - \frac{7 x}{8}

- \frac{x ^{2}}{2} - \frac{x ^{2}}{2}

\frac{4}{36}