What is factor 2a^2-a-10 ?

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

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factor 2a^2-a-10

factor

2 a^{2} - a - 10

(a + 2) (2 a - 5)

Solution steps

2 a^{2} - a - 10

Break the expression into groups

= (2 a^{2} + 4 a) + (- 5 a - 10)

Factor out

2 a

from

2 a^{2} + 4 a : 2 a (a + 2)

Factor out

- 5

from

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

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

Factor out common term

a + 2

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

2 m^{2} - 10 - 105 = - 5

- ∣ r ∣ = - 4

16 k - 15 = 13 k

\frac{8 ^{5}}{8 ^{3}}

\frac{( ( a ^{2} - b ^{(2)} ) )}{( a + b )}