find the product of 5x-6y-7z and 2x+3y+z
Answers
Answered by
5
Step-by-step explanation:
5x-6y-7z
2x+3y-7z
answer
7x-3y-7z
Answered by
3
10x^2-18y^2-7z^2+3xy-9xz-27yz
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