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JSCE Mathematics 2022 Objective — Question 16

Question 16 of 80 from the Junior Secondary Certificate Examination (JSCE) Mathematics 2022 Objective paper, with the correct answer and a full explanation.

Simplify: 1/(3x) + 1/(4y)

A. 7xy/12xy
B. (4x + 3x)/12
C. (4y + 3x)/12xyCorrect
D. 7xy/12

Explanation

LCM = 12xy: (4y + 3x)/12xy.

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