Two numbers have a sum of 15 and a product 26 . what are they ?
Answers
Answered by
32
Answer:
13 and 2
Step-by-step explanation:
how to solve such problems:-
15=13+2,11+4,12+3,10+3,....
26=13×2 and it is just the possibility (26×1 is also a possibility but it is not possible as 26+1=27)
therefore ANSWER is 13 and 2
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Answered by
10
Answer:
let the two numbers be a , b
a+b =15
ab=26
=>
a(15-a)=26
15a-a²=26
a²-15a+26=0
a²-13a-2a+26=0
a(a-13)-2(a-13)=0
(a-2)(a-13)=0
a=2,13
subtitle them in first equation
b=13,2
hope it helps you.
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