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NABTEB Mathematics 2022 Objective — Question 34

Question 34 of 50 from the National Business and Technical Examinations Board (NABTEB) Mathematics 2022 Objective paper, with the correct answer and a full explanation.

Simplify (2-18m^2)/(1+3m).

A. 2(1+3m)
B. 2(1+3m^2)
C. 2(1-3m)Correct
D. 2(1-3m^2)

Explanation

2-18m^2 = 2(1-9m^2) = 2(1-3m)(1+3m). Dividing by (1+3m) leaves 2(1-3m).

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