TS ICET 2018 Shift 2

Instructions

For the following questions answer them individually

Question 111

The contra positive of the statement:
"If in a $$\triangle ABC, AB = AC$$ then $$\angle B = \angle C"$$ is

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Question 112

Which of the following is equivalent to the statement $$p \vee [\sim (q \wedge \sim r)]$$

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Question 113

If $$I_n = \left\{x \epsilon R: -\frac{1}{n} < x < \frac{1}{n}\right\}$$ for n = 1, 2, 3, ........... then
$$\bigcap_{n=1}^{\infty}I_n =$$

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Question 114

If $$f(x) = \frac{x}{x - 1}$$ then $$\frac{f(a)}{f(a + 1)} =$$

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Question 115

$$f(x) = x^2 - \mid x \mid$$ is

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Question 116

The equation of the straight line having intercepts a and b on the axes such that a + b = 5 and ab = 6 is

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Question 117

The equation of the straight line passing through (4, 2) and parallel to the line x + 2y - 5 = 0

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Question 118

$$\cos 1^\circ, \cos 2^\circ, ............ \cos 179^\circ =$$

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Question 119

$$\sin 420^\circ \cos 390^\circ + \cos (-300^\circ) \sin (330^\circ) =$$

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Question 120

$$\frac{\cos \theta}{1 + \sin \theta} + \frac{1 + \sin \theta}{\cos \theta} =$$

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