ECAT Pre General Science MCQ Test With Answer for Mathematics Chapter 19

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  A
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  B
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  C
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  D

• X = 100 sinθ A
• X = 10 sinθ B
• X = 100 secθ C
• None of these D

∛8.6 is approximately equal to

• 2.488 A
• 2.48 B
• 2.0488 C
• 2.05 D

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  B
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  C
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  D

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  B
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  C
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  D

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  A
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  B
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  C
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  D

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  A
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  B
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  C
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  D

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  A
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  B
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  C
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  D

• cos x + c A
• -sin x + c B
• -cos x + c C
• sin x + c D

∫ x cos dx is equal to :

• x cos x + sin x A
• cos x + x sin x B
• x cos x + x sin x C
• x sin x + cos x D

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  B
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  C
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  D

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  A
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  D

Which of the following integrals can be evaluated

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  B
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  C
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  D

• e^x+ c A
• e^-x+ c B
• x e^x+ c C
• not possible D

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  B
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  C
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  D

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  A
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  B
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  C
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  D

The differential equation representing the family of curves y = A cos (x + B), where A, B are parameters, is

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  A
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  B
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  C
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  D

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  A
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  B
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  C
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  A
• sin 2x + c B
• -sin 2x + c C
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  D

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  A
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  B
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  C
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  D

• Always negative A
• Zero B
• Always positive C
• Infinity D

The process of finding a function whose derivative is given is called a

• Differentiation A
• Integration B
• Differential C
• None D

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  B
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  C
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  D

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  A
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  B
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  C
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• x²+ 2x + c C
• (x²+ 2x -1)⁴+ c D

Which of the following integrals can be evaluated

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  A
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  B
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  C
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  D

∫x sin xdx is equal to:

• sin x/x + cos x A
• sin x - cos x/x B
• x cos x + sin x C
• - x cos x + sin x D

∫sin(ax+b) dx is equal to:

• 1/2a cos (ax + b) A
• -1/a cos (ax +b) B
• 1/a cos (ax +b) C
• 1/a ln (ax + b) D

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  A
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  B
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  C
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  D

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  A
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  B
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  C
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  D