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Jamb Mathematics Past QuestionsQuestions and Answers on Indices, Logarithms and SurdsQuestion 156:Simplify \((25)^{\frac{-1}{2}} \times (27)^{\frac{1}{3}} + (121)^{\frac{-1}{2}} \times (625)^{\frac{-1}{4}}\) A. 34/55 B. 9/11 C. 14/5 D. 3/275 Question 157:Find y, if \(\sqrt{12}-\sqrt{147}+y\sqrt{3} = 0\) A. 5 B. 1 C. 7 D. 3 Question 158:If log102 = x, express log1012.5 in terms of x A. 2(1 + x) B. 2 + 3x C. 2(1 - x) D. 2 - 3x Question 159:simplify \(16^{\frac{-1}{2}}\times 4^{\frac{-1}{2}} \times 27^{\frac{1}{3}}\) A. 3/8 B. 2/3 C. 3/4 D. 3/2 Question 160:If logx1/[sub]2[/sub]64 = 3, find the value of x A. 4 B. 16 C. 32 D. 64 |
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