Question

(b) 5а х (2а + 3) х (а + 2)​

Answer 1

Answer

15a^2 + 25a Ans

Step-by-step explanation:

10a^2 + 15a + 5a^2 + 10a

15a^2 + 25a Ans

hope it's helpful

Answer 2

Answer:

Hello mate!

=  $5a* (2a +3)* (a+2)$

$= 10 a^{2} + 15a *(a+2)$

$= 10a^{3} +20a^{2} +15a^{2} +30a$

$=10a^{3} +35a^{2} +30a$.