1
GATE CSE 2014 Set 1
Numerical
+2
-0
The function $$f(x) =$$ $$x$$ $$sinx$$ satisfies the following equation:
$$f$$"$$\left( x \right) + f\left( x \right) + t\,\cos \,x\,\, = \,\,0$$. The value of $$t$$ is ______ .
Your input ____
2
GATE CSE 2011
MCQ (Single Correct Answer)
+2
-0.6
Given $$i = \sqrt { - 1} ,$$ what will be the evaluation of the definite integral $$\int\limits_0^{\pi /2} {{{\cos x +i \sin x} \over {\cos x - i\,\sin x}}dx?} $$
A
$$0$$
B
$$2$$
C
$$-1$$
D
$$i$$
3
GATE CSE 2009
MCQ (Single Correct Answer)
+2
-0.6
$$\int\limits_0^{\pi /4} {\left( {1 - \tan x} \right)/\left( {1 + \tan x} \right)dx} $$ $$\,\,\,\,\,\,$$ evaluates to
A
$$0$$
B
$$1$$
C
In $$2$$
D
$${1 \over 2}$$ in $$2$$
4
GATE CSE 2008
MCQ (Single Correct Answer)
+2
-0.6
A point on a curve is said to be an extremum if it is a local minimum or a local maximum. The number of distinct extrema for the curve $$3{x^4} - 16{x^3} + 24{x^2} + 37$$ is
A
$$0$$
B
$$1$$
C
$$2$$
D
$$3$$
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