Respuesta :

theofficialkoolplug

Answer: 4x^2+ 16xy+15y^2

Step-by-step explanation:

4x^2+6xy+10xy+15y^2

=>4x^2+ 16xy+15y^2

amalpowsina

Answer:

4x^2+16xy+15y^2

Step-by-step explanation:

(2x+5y)(2x+3y)

=2x*2x=4x^2

=2x*3y=6xy

=5y*2x=10xy

=5y*3y=15y^2

4x^2+6xy+10xy+15y^2

=4x^216xy+15y^2

Thankyou^^