1.)The number of positive integer solutions of ab-24=2a is.
Rajkumar Seelam , 9 Years ago
Grade 12
Magical Mathematics[Interesting Approach]> 1.)The number of positive integer solutio...
2 Answers
arun
Last Activity: 9 Years ago
given ab-24=2a then, ab-2a=24 this implies a(b-2)=24 now, a=24/(b-2) as (a) is an integer then 24 is divisible by (b-2) and 24=2^3 * 3^1 then total umber of factors are (3+1)(1+1) = 8 so their will be 8 integer value satisfying this equation.
manmath
Last Activity: 9 Years ago
given ab-24=2a then, ab-2a=24 this implies a(b-2)=24 now, a=24/(b-2) as (a) is an integer then 24 is divisible by (b-2) and 24=2^3 * 3^1 then total umber of factors are (3+1)(1+1) = 8 so their will be 8 integer value satisfying this equation.
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