NECO Mathematics 2022 Objective — Question 6
Question 6 of 50 from the National Examinations Council (NECO) Mathematics 2022 Objective paper, with the correct answer and a full explanation.
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If 4^(3x) = 16^(x+1), find the value of x.
- A. -2
- B. 2Correct
- C. 1
- D. -1
Explanation
4^(3x) = (4^2)^(x+1) = 4^(2x+2). Equating powers: 3x = 2x+2, so x = 2.
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