If for real values of x, cos x = x + 1/x, then

# Mock Tests (Engin...

## If x = (1 + i) is a root of the equation x2 – x + 1 – i = 0, then the other real root is ___________….

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If x = (1 + i) is a root of the equation x2 – x + 1 – i = 0, then the other real root is ______________.

## The number of real roots of the equation (x – 1)2 + (x – 2)2 + (x – 3)2 = 0 is….

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The number of real roots of the equation (x – 1)2 + (x – 2)2 + (x – 3)2 = 0 is

## You are collecting data from newspapers and magazines about price fluctuations of a branded product…..

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You are collecting data from newspapers and magazines about price fluctuations of a branded product. What type of data are you referring to?

## What is the relationship between mean, median and mode for a moderately skewed distribution?….

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What is the relationship between mean, median and mode for a moderately skewed distribution?

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## Let E1, E2 and E3 be three arbitrary events of a sample space S. Which of the following stateme….

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Let E1, E2 and E3 be three arbitrary events of a sample space S. Which of the following statements is correct?

## Let dt. Then the real roots of the equation x2 – f'(x) = 0 are….

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Let dt. Then the real roots of the equation x2 – f’(x) = 0 are

## If , then….

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If , then

## The integral dx is equal to….

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The integral dx is equal to

## The values of x for which the tangents to the curves y = x cos x and y = (sin x)/x are parallel to t….

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The values of x for which the tangents to the curves y = x cos x and y = (sin x)/x are parallel to the x-axis are roots of

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