the sum of the squares of 2 consecutive natural numbers is 265. What are the numbers
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Answered by
4
let numbers X and second number X+1
acc. to question
x^2 + (x+1)^2 = 256
2x^2+X+1=256
solve it now
noyel99:
please explain
Answered by
11
Answer:
let two consecutive natural numbers X and X+1
x^2 + (X+1)^2 = 265
x^2 + x^2 + 1^2 + 2x = 265
2x^2 +1 + 2x = 265
x^2 + X - 132 = 0
x^2 + 14x - 13x -132= 0
X(X+14) - 13(x-14) =0
(X+14)(x-13) = 0
X=-14 X=13
X can not be negative
so two consecutive no are 13 and 14
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