Please help me Find two numbers whose sum is 7 and whose product is 10

Question

Question

Please help me
Find two numbers whose sum is 7 and whose product is 10

Answer 1

Answer #1

like 2 and 5? using "algebra" ... x+y=7 ... xy=10 x(7-x)=10 ... 0=x^2-7x+10 ... 0=(x-5)(x-2) ... x=5, and x=2 ... so y equals the other one

answered by: hok

Answer 2

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