What is factor x^2+8x-84 ?

The solution to factor x^2+8x-84 is (x-6)(x+14)

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factor x^2+8x-84

factor

x^{2} + 8 x - 84

(x - 6) (x + 14)

Solution steps

x^{2} + 8 x - 84

Break the expression into groups

= (x^{2} - 6 x) + (14 x - 84)

Factor out

x

from

x^{2} - 6 x : x (x - 6)

Factor out

14

from

14 x - 84 : 14 (x - 6)

= x (x - 6) + 14 (x - 6)

Factor out common term

x - 6

= (x - 6) (x + 14)

5 x^{2} + 7 x

5 x^{2} - 10

8 \frac{4}{5}

\frac{x ^{- 5} z ^{2}}{y ^{- 2}}

\frac{9 n}{9 n ^{- 8}}