how to distribute 3(x+h)^2

Calculus
Tutor: None Selected Time limit: 1 Day

the answer to the question is 3x^2 + 6xh + h^2 how do i get that answer??

Oct 1st, 2015

Thank you for the opportunity to help you with your question!

3(x+h)^2

Expand and open the braccket

3(x+h)(x+h)=3(x^2+xh+xh+h^2)

=3(x^2 + 2xh +h^2)

Now multiply through by 3

=3x^2 +6xh + 3h^2


Please let me know if you need any clarification. I'm always happy to answer your questions.
Oct 1st, 2015

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