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MATHEMATICS

JAMB 2018 - Question 21

Mathematics 2018 JAMB Past Questions - Question 21: Simplify 25^2/3÷25^1/6/(1/5)^−7/6×(1/5)^1/6

Simplify 25^2/3÷25^1/6/(1/5)^−7/6×(1/5)^1/6

A: 25

B: 1

C: 1/5

D: 1/25

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Correct Answer

Explanation

25^2/3÷25^1/6/(1/5)^−7/6×(1/5)^1/6 = 25/4^−1/6/(1/5)^−7+1/6= 25^1/2(1/5)^−1= (52)12(5−1)−1= 5/5= 1