If x > y > 1, which of the following must be true? i. In x > In y ii. ex > ey ii. yx > xy iv. cos x > cosy

If x > y > 1, which of the following must be true? i. In x > In y ii.

1.	If x > y > 1, which of the following must be true? i. In x > In y ii. e^x > e^y ii. y^x > x^y iv. cos x > cosy
A.	i and ii
B.	i and iii
C.	iii and iv
D.	ii and iv
Answer» B. i and iii

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If x > y > 1, which of the following must be true? i. In x > In y ii. ex > ey ii. yx > xy iv. cos x > cosy

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If x > y > 1, which of the following must be true?
i. In x > In y
ii. e^x > e^y
ii. y^x > x^y
iv. cos x > cosy