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Home Questions VRDCKMQY48
Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Algebra

Question:

Compute the expression (299)2 using algebraic identities.

Options:

89301

89402

88401

89401

Correct Answer:

89401

Explanation:

(a - b)2 = a2 + b2 - 2ab

 (299)2 =  (300 - 1)2

= 3002 + 1 -2 × 300 × 1

= 90000 + 1 - 600

= 89401

CUET Questions