Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
AlgebraAlgebraic Expressions and Identities
If $x = 3 + \sqrt{8}$, find the value of $x^2 + \frac{1}{x^2}$.
- A.$30$
- B.$34$Correct answer
- C.$38$
- D.$42$
Timed quizzes, instant results, track your progress — free
Practice these MCQs in the appQuick fact: The value of $x^2 + \frac{1}{x^2}$ is $34$.