What is factor 10x^2-21x-10 ?

The solution to factor 10x^2-21x-10 is (5x+2)(2x-5)

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factor 10x^2-21x-10

factor

10 x^{2} - 21 x - 10

(5 x + 2) (2 x - 5)

Solution steps

10 x^{2} - 21 x - 10

Break the expression into groups

= (10 x^{2} + 4 x) + (- 25 x - 10)

Factor out

2 x

from

10 x^{2} + 4 x : 2 x (5 x + 2)

Factor out

- 5

from

- 25 x - 10 : - 5 (5 x + 2)

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

Factor out common term

5 x + 2

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

2 x \times 5

\frac{3 x}{2} - \frac{9 x}{4}

4 r + 9 r - 11 r + 7 r

0.2 + \frac{1}{0.2}

50 + 72 - 102

What is factor 10x^2-21x-10 ?
The solution to factor 10x^2-21x-10 is (5x+2)(2x-5)