The defference between two numbers is 5 and the difference between their squares is 65 . What is the larger number ?
Created: 5 years ago |
Updated: 3 years ago
best des
X - Y = 5
X^2 - Y^2 = 165
(X + Y)(X - Y) = 165
(X + Y)*5 = 165
X + Y = 33
So, 2X = 38
X = 19
Y = 33 - 19 = 14
Md Azizur Rahman
Founder of Satt
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