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6. If 1960 2a 5. 7c, calculate the val20 76. 5- |
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Answer» 1960=2*2*2*5*7*7hence=2^3*5^1*7^2hencea=3b=1c=2hence2^-a*7^b*5^-c2^-3*7^1*5^-2=1/8*7*1/25=7/200 |
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