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Surds and Indices 1
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625
2/3
=x. Find x.
Options
- 25
- 125
- 75
- 225
CORRECT ANSWER : 25
Discussion Board
CORRECT ANSWER
above answer is WRONG
the ans is around 75 to be exact 73.1
how?
following is the explanation
sqr(625)=390625
now take cube root of this
cuberoot(390625)=73.1
hassan 04-5-2018 01:52 PM
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