SOLUTION: Could you help me with this problem about multiplying polynomials 3x(5x^2-3x+7) Thank you for your time and help!

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Question 640016: Could you help me with this problem about multiplying polynomials
3x(5x^2-3x+7)
Thank you for your time and help!
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
3x(5x^2-3x+7)

3x(5x^2)+3x(-3x)+3x(7)

15x^3 - 9x^2 + 21x

which is the answer