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

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

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factor 21a^2+11a-2

factor

21 a^{2} + 11 a - 2

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

Solution steps

21 a^{2} + 11 a - 2

Break the expression into groups

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

Factor out

3 a

from

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

Factor out

2

from

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

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

Factor out common term

7 a - 1

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

(\frac{8}{3})^{- 1}

(64)^{\frac{1}{3}}

5 > 3 y + 24 \geq - 4

\frac{8 !}{7 !}

1 2^{2} + 1 6^{2} = x^{2}