What is factor 5x^2+4x-9 ?

The solution to factor 5x^2+4x-9 is (x-1)(5x+9)

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factor 5x^2+4x-9

factor

5 x^{2} + 4 x - 9

(x - 1) (5 x + 9)

Solution steps

5 x^{2} + 4 x - 9

Break the expression into groups

= (5 x^{2} - 5 x) + (9 x - 9)

Factor out

5 x

from

5 x^{2} - 5 x : 5 x (x - 1)

Factor out

9

from

9 x - 9 : 9 (x - 1)

= 5 x (x - 1) + 9 (x - 1)

Factor out common term

x - 1

= (x - 1) (5 x + 9)

2 x (3 x - 2) + 6 x < 6 x^{2} - 5 x

8 x^{3} y - 10 x^{2} y^{2} + 12 x y^{3}

0.3 b - 8.32 = 2.4 b + 4.7

3 z - 4 \geq 8 z + 2

8 y^{2} + 10 y + 3