What is factor y^2-3y-40 ?

The solution to factor y^2-3y-40 is (y+5)(y-8)

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factor y^2-3y-40

factor

y^{2} - 3 y - 40

(y + 5) (y - 8)

Solution steps

y^{2} - 3 y - 40

Break the expression into groups

= (y^{2} + 5 y) + (- 8 y - 40)

Factor out

y

from

y^{2} + 5 y : y (y + 5)

Factor out

- 8

from

- 8 y - 40 : - 8 (y + 5)

= y (y + 5) - 8 (y + 5)

Factor out common term

y + 5

= (y + 5) (y - 8)

y^{2} - 7 y + 12

3 x < 8

9 (x + 2) = x - 6

5 x + 1 \leq 2.5

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