Divide the sun of 13/5and -12/7 by the product of -31/7 and 1/-2
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0
Answer:
13/5+-12/7
=91-69/35
=22/35
-31/7×-1/2=31/14
therefore, from given condition,
22/35÷31/14
22/35×14/31
308/1085
Answered by
2
sum of 13/5 and -12/7= 91/35+(-60+35)
=91/35-60+35 =31/35.
product of -31/7 and 1/-2= 31/14
dividing 31/35 by 31/14
31/35÷31/14
=31/35×14/31(by reciprocal method)= 1/5×2/1
=2/5
therefore 2/5 is the answer.
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