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

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

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factor y^2+8y-9

factor

y^{2} + 8 y - 9

(y - 1) (y + 9)

Solution steps

y^{2} + 8 y - 9

Break the expression into groups

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

Factor out

y

from

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

Factor out

9

from

9 y - 9 : 9 (y - 1)

= y (y - 1) + 9 (y - 1)

Factor out common term

y - 1

= (y - 1) (y + 9)

5 \times 6 x

\frac{1 2 ^{7}}{2 ^{5} \times 6 ^{6}}

\frac{25}{4} - 4

- \frac{1}{4} \times (- 8)

5 \times 35