find two consecutive positive integers sum of whose square is 365
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Step-by-step explanation:
11 and 12 are the two consecutive positive integers by the sum of square is 365
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Answer:
let first integer be x
then, second integer = x + 1
according to question ,
x² + ( x + 1)² = 365
x² + x² + 1 + 2x = 365
2x² + 2x +1 - 365 = 0
2x² + 2x - 364 = 0
x ² + x - 182 = 0
x² + 14x - 13x - 182 = 0
x ( x + 14 ) - 13 ( x + 14) = 0
( x - 13) (x + 14) = 0
x = 13 or x = - 14
taking positive value of x
then
first integer = 13
and second integer = 13 + 1 = 14
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