WAEC Mathematics 2017 Objective — Question 43
Question 43 of 50 from the West African Examinations Council (WAEC) Mathematics 2017 Objective paper, with the correct answer and a full explanation.
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Given that t=2^s, find 2^(s+1) in terms of t.
- A. A. 2/t
- B. B. t/2
- C. C. 1/2t
- D. D. 2tCorrect
Explanation
2^(s+1) = 2^s x 2^1 = t x 2 = 2t.
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