What is factor 2x^2-11x-40 ?

The solution to factor 2x^2-11x-40 is (2x+5)(x-8)

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factor 2x^2-11x-40

factor

2 x^{2} - 11 x - 40

(2 x + 5) (x - 8)

Solution steps

2 x^{2} - 11 x - 40

Break the expression into groups

= (2 x^{2} + 5 x) + (- 16 x - 40)

Factor out

x

from

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

Factor out

- 8

from

- 16 x - 40 : - 8 (2 x + 5)

= x (2 x + 5) - 8 (2 x + 5)

Factor out common term

2 x + 5

= (2 x + 5) (x - 8)

7 x^{2} - x = 2 x - x^{2}

i^{4}

5 x^{2} - 4 x - 28

5 - \frac{3}{4}

ln (32)