If x>y>1, which of the following must be true? (i) In x > In y (ii) e x > e y (iii) y 2 > x 2 (iv) cos x > cos y

Correct Answer is : (i) and (ii)

GATE Mechanical Engineering (ME) 2015 Shift 2 Solved Paper

Question : 5 of 65

Marks: +1, -0

If x>y>1, which of the following must be true? (i) In x > In y
(ii) e^x > e^y
(iii) y²> x²
(iv) cos x > cos y

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