What is factor x^2-15x-16 ?

The solution to factor x^2-15x-16 is (x+1)(x-16)

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factor x^2-15x-16

factor

x^{2} - 15 x - 16

(x + 1) (x - 16)

Solution steps

x^{2} - 15 x - 16

Break the expression into groups

= (x^{2} + x) + (- 16 x - 16)

Factor out

x

from

x^{2} + x : x (x + 1)

Factor out

- 16

from

- 16 x - 16 : - 16 (x + 1)

= x (x + 1) - 16 (x + 1)

Factor out common term

x + 1

= (x + 1) (x - 16)

\frac{k}{1.5} = 3

∣ 3 a + 4 ∣ = ∣ 4 a - 8 ∣

- 4 x + 8 > 2 (8 - x)

\frac{a}{12 b} - \frac{b}{8 a}