the sum of two number is 35 and product is 250 ,the number is ?
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Answer:
a+b=35
ab=250
a=250/b
250/b+b=35
250+b2/b=35
b2-35b+250=0
b2-25b-10b+250=0
b(b-25)-10(b-25)=0
(b-25)(b-10)=0
b=25,10
let b=10
a+10=35
a=25.
sum of their reciprocal=1/25+1/10
=35/250
=7/50
therefore sum of there reciprocals=7/50
Step-by-step explanation:
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