Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Algebra

Question:

If a + \(\frac{1}{a}\) = 2

Then find the value of  (a123) +  \(\frac{1}{(a^{145})}\) + 12.

Options:

2

12

13

14

Correct Answer:

14

Explanation:

If a + \(\frac{1}{a}\) = 2

Put a = 1 that will satisfy the given equation.

(a123) +  \(\frac{1}{(a^{145})}\) + 12 = (1123) +  \(\frac{1}{(1^{145})}\) + 12 = 14