What is factor 20x^2-11x-42 ?

The solution to factor 20x^2-11x-42 is (5x+6)(4x-7)

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factor 20x^2-11x-42

factor

20 x^{2} - 11 x - 42

(5 x + 6) (4 x - 7)

Solution steps

20 x^{2} - 11 x - 42

Break the expression into groups

= (20 x^{2} + 24 x) + (- 35 x - 42)

Factor out

4 x

from

20 x^{2} + 24 x : 4 x (5 x + 6)

Factor out

- 7

from

- 35 x - 42 : - 7 (5 x + 6)

= 4 x (5 x + 6) - 7 (5 x + 6)

Factor out common term

5 x + 6

= (5 x + 6) (4 x - 7)

6^{- 5}

8 m - 6

- 4 + 15

x^{2} - 1 + x^{2} - 16 = 2

lo g_{2} (1000)

What is factor 20x^2-11x-42 ?
The solution to factor 20x^2-11x-42 is (5x+6)(4x-7)