What is factor s^2+8s-9 ?

The solution to factor s^2+8s-9 is (s-1)(s+9)

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factor s^2+8s-9

factor

s^{2} + 8 s - 9

(s - 1) (s + 9)

Solution steps

s^{2} + 8 s - 9

Break the expression into groups

= (s^{2} - s) + (9 s - 9)

Factor out

s

from

s^{2} - s : s (s - 1)

Factor out

9

from

9 s - 9 : 9 (s - 1)

= s (s - 1) + 9 (s - 1)

Factor out common term

s - 1

= (s - 1) (s + 9)

3 x - 8 = - 23

4 x^{2} + 21 x + 5

\frac{72}{2}

\frac{x y ^{2}}{2} \cdot \frac{6 x}{y ^{2}}

3^{2} + 9^{2}