What is factor 21y^2+11y-2 ?

The solution to factor 21y^2+11y-2 is (7y-1)(3y+2)

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factor 21y^2+11y-2

factor

21 y^{2} + 11 y - 2

(7 y - 1) (3 y + 2)

Solution steps

21 y^{2} + 11 y - 2

Break the expression into groups

= (21 y^{2} - 3 y) + (14 y - 2)

Factor out

3 y

from

21 y^{2} - 3 y : 3 y (7 y - 1)

Factor out

2

from

14 y - 2 : 2 (7 y - 1)

= 3 y (7 y - 1) + 2 (7 y - 1)

Factor out common term

7 y - 1

= (7 y - 1) (3 y + 2)

3 n^{2} + 15 n - 72

c^{2} - 4 c - 12

3 ∣ - 8 x ∣ + 8 = 80

\frac{a}{6} - 10 = \frac{a}{3}

22 + n = - 12