What is factor 4x^2+x-18 ?

The solution to factor 4x^2+x-18 is (x-2)(4x+9)

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factor 4x^2+x-18

factor

4 x^{2} + x - 18

(x - 2) (4 x + 9)

Solution steps

4 x^{2} + x - 18

Break the expression into groups

= (4 x^{2} - 8 x) + (9 x - 18)

Factor out

4 x

from

4 x^{2} - 8 x : 4 x (x - 2)

Factor out

9

from

9 x - 18 : 9 (x - 2)

= 4 x (x - 2) + 9 (x - 2)

Factor out common term

x - 2

= (x - 2) (4 x + 9)

9 a - 5 + a + 6 - 4 a

3 x^{3} + 21 x^{2} + 36 x

4 (\frac{3}{2})

(7 - i) \cdot (4 + 2 i)

7 \cdot (- 9)