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joyseychow
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M= 2 +4^1/3 + 4^1/4joyseychow wrote:Easy one.... but brain de@d
2+ 4^1/3 +2^1/2
3.414 + 4^1/3
If 4^1/4 =2.414, then 4^1/3 >2.414
Hence E follows.
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truplayer256
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Square root of 4 is obviously 2.
Cubic root of four is somewhere between 1 and 2.
4th root of four is somewhere between 1 and 2.
Maximum value of M is 2+2+2=6
Minimum value of M is 2+1+1=4
M must be between 4 and 6. It's clear that in this case, M is always greater than 4.
E
Cubic root of four is somewhere between 1 and 2.
4th root of four is somewhere between 1 and 2.
Maximum value of M is 2+2+2=6
Minimum value of M is 2+1+1=4
M must be between 4 and 6. It's clear that in this case, M is always greater than 4.
E