4. Find two consecutive positive integers, sum of whose squares is 365.
The altitude of a right triangle is 7 cm less than its base. If the hypotenuse is 365
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Step-by-step explanation:
Just by simple thinking you get the answer as numbers 13 & 14 sum of their squares being 169 + 196 = 365.
But for systematic solution we have to make equation as follows. If x is one number, then 2n number is x+1
x^2 + x^2 + 2x + 1 = 365
2x^2 + 2x - 364 = 0
x^2 + x - 182 = 0
By quadratic equations formula
x = 13 Or x = - 14
Discarding negative value we get the answer as first number is 13, hence next number is 14
So the answer is numbers 13 & 14
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