Gate 2019: Engineering Mathematics Quiz 3

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Question 1

• A0.5
• B1
• C2
• Dnot defined

Question 2

The value of is

• Aln2
• B1.0
• Ce
• D

Question 3

The value of is_________.

• A2
• B6
• C8
• D4

Question 4

If , then y has a

• AMaximum at x= e
• BMinimum at x= e
• CMaximum at x= e^–1
• DMinimum at x= e^–1

Question 5

As x is increased from –∞ to ∞, the function

• AMonotonically increases
• BMonotonically decreases
• CIncreases to a maximum value and then decreases
• DDecreases to a minimum value and then increases

Question 6

For real values of x, the minimum value of the function f(x) = e^x + e^-x is

• A2
• B1
• C0.5
• D0

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