NABTEB Mathematics 2025 Objective — Question 13

Question 13 of 60 from the National Business and Technical Examinations Board (NABTEB) Mathematics 2025 Objective paper, with the correct answer and a full explanation.

Simplify 5sqrt12 - 4sqrt75 + 3sqrt48.

A. 4sqrt3
B. 4sqrt2
C. 3sqrt2

Explanation

5sqrt12=10sqrt3, 4sqrt75=20sqrt3, 3sqrt48=12sqrt3. 10sqrt3-20sqrt3+12sqrt3 = 2sqrt3.

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