solve the quadratic equations : solve the quadratic equations : the difference between two natural number is 4 the sum of their squares is 170. find the numbers. (don't use two variable)
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Step-by-step explanation:
Let,one number be 'x'.
second number=x+4
sum of their squares=170
X2 – 4x – 8 = 0
x2 – 4x = 8
x2 – 4x + 4 = 8 + 4
x2 – 4x + 4 = 12
(x – 2)2 = 12
Now I can square-root both sides of the equation, simplify, and solve:
Then the solution is
x=2+2√3
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