If x-y=43and xy=50,then what will be the value of x²+1/x²?
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Answer:
The answer is 43x + 51/ 43x + 50
Step-by-step explanation:
x - y = 43..... eqn 1
xy= 50...... eqn 2
y = 50 /x
x - 50 /x = 43
x² - 50 = 43x
x² = 43x + 50
x²+1/x²
= 43x + 51/ 43x + 50
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