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Mathematics ECAT Pre Engineering Chapter 15 Inverse Trigonometric Functions Online Test MCQs With Answers
Question # 1
The value of cos(cos-1 1/2) is
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1/2
√3/2
-1/2
1/√2
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Question # 2
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Question # 3
The domain of the function y = sin x , is
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-π/2≤ x≤ π/2
π/ ≤ x≤ π
-2π ≤ x≤ 2π
-1 ≤ x≤ 1
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Question # 4
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Question # 5
The exact value of cos-1 (0) is
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π/2
-π/2
3π
π-π/6
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Question # 6
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1
0
3
-3
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Question # 7
Sin-1(-x)=
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x
-x
-sin-1 x
cos-1 x
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Question # 8
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Question # 9
The domain of the principle cos function is
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Question # 10
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Question # 11
The principal value of sin-1√(3/2) is
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-π/3
π/3
2π/3
π/2
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Question # 12
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