Question

factories 9a^2_4a_13. please give fast and correct answer​

Answer 1

$9a^{2}+9a-13a-13\\\\9a(a+1)-13(a+1)\\\\(9a-13)(a+1)$

Answer 2

Answer:

9a²- 4a - 13

= 9a²-13a + 9a - 13

= a(9a - 13) + 1(9a - 13)

= (9a -13)(a + 1)

hope it helps you!!!!!!