Question

(x+3y+5 ) (x+3y+7) simplify ​

Answer 1

Answer:

Step-by-step explanation:

x^2+3xy+7x+3xy+3y^2+21y+5x+15y+35

x^2+3xy+3xy+7x+5x+3y^2+21y+15y+35

x^2+6xy+12x+3y^2+36y+35

Answer 2

Step-by-step explanation:

= (x+3y+5)(x+3y+7)

= x²+3xy+7x+3xy+9y²+21y+ 5x+15y+35

= x²+ 9y² +6xy+12x+36y+35

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