verify the property x×y=y×x
a) x=7 and y =-3/5
b)x=-2/7 and y =4/9
c) x=-3/8 and y= -5/7
please tell me the whole solution........
Answers
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Step-by-step explanation:
1> RHS. LHS
7*(-3/5)=(-3/5)*7
-21/5=-21/5
So RHS=LHS
2> RHS. LHS.
(-2/7)*4/9=4/9*(-2/7)
-8/63=-8/63
SO,RHS=LHS
3> RHS LHS
(-3/8)*(-5/7)=-(5/7)*(-3/8)
15/56=15/56
SO, RHS=LHS
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