P=−4b ^2+6b−9
q=7b ^2−2b−5
p − q =
answer is : −11b^2+8b−4...
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Mathematics, 28.01.2020 21:13 luusperezzz
P=−4b ^2+6b−9
q=7b ^2−2b−5
p − q =
answer is : −11b^2+8b−4
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