solve Que no2(a)
solve by process and fast
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2 (a) LHS = RHs
(a+b) +c = a (b + c)
(-1/2 + 3/4 )+5/7 = -1/2 (3/4 + 5/7)
1/4*5/7 = 41/28*-1/2
5/28 = -41/56
therefore LHS is not equal to RHS
(a+b) +c = a (b + c)
(-1/2 + 3/4 )+5/7 = -1/2 (3/4 + 5/7)
1/4*5/7 = 41/28*-1/2
5/28 = -41/56
therefore LHS is not equal to RHS
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