Greatest Value

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Greatest Value

by karthikpandian19 » Wed Jan 04, 2012 9:24 pm
Which of the following expressions has the greatest value?
A. 999^12
B. 10^30
C. 777^10
D. (-20)^24
E. (15^0.5)^40

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by rijul007 » Wed Jan 04, 2012 10:40 pm
karthikpandian19 wrote:Which of the following expressions has the greatest value?
A. 999^12
B. 10^30
C. 777^10
D. (-20)^24
E. (15^0.5)^40
A. 999^12 = a little less than (1000)^12 = 10^36
B. 10^30 < A
C. 777^10 < 999^12
D. (-20)^24 = 400^12 < 999^12
E. (15^0.5)^40 = approx 4^40 = approx 256^10 < 999^12

Option A

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by karthikpandian19 » Thu Jan 05, 2012 8:49 pm
OA is A