mikaylal20046 mikaylal20046

03-09-2019
Mathematics

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Find the product (x+2y)(3x+3y)

Help please!

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lala2944 lala2944

03-09-2019

3x^2 + 3yx + 6xy +6y^2.
= 3x^2 + 6y^2 + 9 xy

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Аноним Аноним

03-09-2019

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

Multiply the brackets together

(x)(3x)=3x^2

(x)(3y)=3xy

(2y)(3x)=6xy

(2y)(3y)=6y^2

3x^2+3xy+6xy+6y^2

Answer: 3x^2+9xy+6y^2

Answer Link

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