What is factor 5a^2+9a-2 ?

The solution to factor 5a^2+9a-2 is (5a-1)(a+2)

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factor 5a^2+9a-2

factor

5 a^{2} + 9 a - 2

(5 a - 1) (a + 2)

Solution steps

5 a^{2} + 9 a - 2

Break the expression into groups

= (5 a^{2} - a) + (10 a - 2)

Factor out

a

from

5 a^{2} - a : a (5 a - 1)

Factor out

2

from

10 a - 2 : 2 (5 a - 1)

= a (5 a - 1) + 2 (5 a - 1)

Factor out common term

5 a - 1

= (5 a - 1) (a + 2)

3 x^{2} - 1 = - 7 x

(\frac{3}{2})^{- 2}

w^{4} - 4096

∣ x - 6 ∣ \leq 2

7^{2} + 9^{2} = x^{2}