multiply_ 8(3r+s) (r-s)
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Answer:
8(3r+s) (r-s)
(3r+s) (r-s)
3r²-3rs +rs -s²
8(3r² -2rs - s²)
24r² -16rs -8s²
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Answer:
(24r + 8s) (r-s)
24r(r-s)+8s(r-s)
24r^2-24rs+9rs-8s^2
24r^2-8s^2-13rs
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