If x + 1/x = 1, then the value of (x² + 7x + 1) / (x² + 11x + 1) = ?
2023
If x + 1/x = 1, then the value of (x² + 7x + 1) / (x² + 11x + 1) = ?
- A.
3/4
- B.
2/3
- C.
1/3
- D.
1/4
Attempted by 8 students.
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Correct answer: B
Given x + 1/x = 1, multiply by x to get x^2 + 1 = x. Then the numerator is 8x and the denominator is 12x, so the value is 2/3.