1
IIT-JEE 2003 Screening
MCQ (Single Correct Answer)
+3
-0.75
If $$f\left( x \right) = \int\limits_{{x^2}}^{{x^2} + 1} {{e^{ - {t^2}}}} dt,$$ then $$f(x)$$ increases in
A
$$(-2, 2)$$
B
no value of $$x$$
C
$$\left( {0,\infty } \right)$$
D
$$\left( { - \infty ,0} \right)$$
2
IIT-JEE 2003 Screening
MCQ (Single Correct Answer)
+3
-0.75
The area bounded by the curves $$y = \sqrt x ,2y + 3 = x$$ and
$$x$$-axis in the 1st quadrant is
A
$$9$$
B
$$27/4$$
C
$$36$$
D
$$18$$
3
IIT-JEE 2003 Screening
MCQ (Single Correct Answer)
+2
-0.5
If $$\,\left| z \right| = 1$$ and $$\omega = {{z - 1} \over {z + 1}}$$ (where $$z \ne - 1$$), then $${\mathop{\rm Re}\nolimits} \left( \omega \right)$$ is
A
0
B
$$ - {1 \over {{{\left| {z + 1} \right|}^2}}}$$
C
$$\left| {{z \over {z + 1}}} \right|.{1 \over {{{\left| {z + 1} \right|}^2}}}$$
D
$$\,{{\sqrt 2 } \over {{{\left| {z + 1} \right|}^2}}}$$
4
IIT-JEE 2003 Screening
MCQ (Single Correct Answer)
+2
-0.5
Tangent is drawn to ellipse
$${{{x^2}} \over {27}} + {y^2} = 1\,\,\,at\,\left( {3\sqrt 3 \cos \theta ,\sin \theta } \right)\left( {where\,\,\theta \in \left( {0,\pi /2} \right)} \right)$$.

Then the value of $$\theta $$ such that sum of intercepts on axes made by this tangent is minimum, is

A
$$\pi /3$$
B
$$\pi /6$$
C
$$\pi /8$$
D
$$\pi /4$$
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