Question

Please answer
Hanma Shuji​

Answer 1

`▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪`

ʜᴇʀᴇ's ᴛʜᴇ sᴏʟᴜᴛɪᴏɴ :

• 
  `(2 {a}^(2) + 3b)(9a + 5 {b}^(2) )`

• 
  `(2 {a}^(2) * 9a) + (2 {a}^(2) * 5 {b}^(2) ) + (3b * 9a) + (3b * 5 {b}^(2) )`

• 
  `18 {a}^(3) + 10 {a}^(2) {b}^(2) + 27ab + 15 {b}^(3)`

Answer 2

• 
  `18a^3+10a^2b^2+27ab+15b^3`

Explanation:

• 
  `(2a^2+3b)(9a+5b^2)=`
• 
  `2a^2(9a)+2a^2(5b^2)+3b(9a)+3b(5b^2)=`
• 
  `18a^3+10a^2b^2+27ab+15b^3`