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ICSE Class 9 Answered

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Asked by rehankhan | 19 Jan, 2023, 04:29: PM
answered-by-expert Expert Answer
Q 3(A)
It is given that 
a/b = 7/3 
We have to find
(5a + 3b)/(5a - 3b)
 
Lets proceed.
a over b equals 7 over 3
fraction numerator 5 a over denominator 3 b end fraction equals 35 over 9
fraction numerator 5 a plus 3 b over denominator 5 a minus 3 b end fraction equals fraction numerator 35 plus 9 over denominator 35 minus 9 end fraction equals 44 over 26
Answered by | 20 Jan, 2023, 12:04: AM
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