Lf P=3y2 + 2xy-2x, Q = 2x2 + 4xy-y2 and R=5x2-3xy then
show that P+(Q+R) = (P+Q) + R....
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Mathematics, 30.04.2021 15:50 mooncake9090
Lf P=3y2 + 2xy-2x, Q = 2x2 + 4xy-y2 and R=5x2-3xy then
show that P+(Q+R) = (P+Q) + R.
![ansver](/tpl/images/cats/User.png)
Answers: 3
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