1. (3x/4-4y/5)²
2. (2x-1÷x)²
Answers
Answered by
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1. 9x^2/4-6xy/5+16y^2/25
2. 4/x^2
2. 4/x^2
Answered by
0
1. 0.562xsquar+0.64ysquar-1.2x*y
2.4x^2+1/x^2-4
2.4x^2+1/x^2-4
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