Question

10A²-A-3
Please solve this​

Answer 1

Step-by-step explanation:

10A²-A-3

10A²-(5-6)A-3

10A²-5A+6A-3

5A(2A-1)-3(2A-1)

(2A-1)(5A-3)

Answer 2

Answer:

$10 {a}^{2} - a - 3 \\ \\ = 10 {a}^{2} + 5a - 6a - 3 \\ \\ = 5a(2a + 1) - 3(2a + 1) \\ \\ = (5a - 3)(2a + 1)$