Question

ans this guyss pls
you have to factorise
$a(2a + 5) - 3$
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Answer 1

a(2a+5)-3

= 2a²+5a-3

= 2a²+(6-1)a-3

= 2a²+6a-a-3

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

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

Answer 2

Step-by-step explanation:

a (2a + 5) - 3

we have to multiply both integers

(a x 2a) (a x 5) - 3

2a^2 + 5a - 3