Simplify 25 -1 2 x 27 1 3 121 -1 2 x 625 -1 4 - JAMB Mathematics 2006 Question
Simplify (25)-1/2 x (27)1/3 + (121)-1/2 x (625)-1/4
A
34/55
B
9/11
C
14/5
D
3/275
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Correct Option: A
25)-1/2 x (27)1/3 + (121)-1/2 x (625)-1/4
52x-1/2 x 33x1/3 + 112x-1/2 x 54x-1/4
5-1 x 31 x 11-1 x 5-1
1/5 x 3/1 + 1/11 x 1/5
3/5 + 1/5 = 33+1/55
=34/55
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