1
GATE CE 2010
MCQ (Single Correct Answer)
+1
-0.3
The $$\mathop {Lim}\limits_{x \to 0} {{\sin \left( {{2 \over 3}x} \right)} \over x}\,\,\,$$ is
A
$${{2 \over 3}}$$
B
$$1$$
C
$${{3 \over 2}}$$
D
$$ \propto $$
2
GATE CE 2010
MCQ (Single Correct Answer)
+2
-0.6
Given a function $$f\left( {x,y} \right) = 4{x^2} + 6{y^2} - 8x - 4y + 8,$$ the optimal values of $$f(x,y)$$ is
A
a minimum equal to $${{10} \over 3}$$
B
a maximum equal to $${{10} \over 3}$$
C
a minimum equal to $${{8} \over 3}$$
D
a maximum equal to $${{8} \over 3}$$
3
GATE CE 2010
MCQ (Single Correct Answer)
+1
-0.3
Two coins are simultaneously tossed. The probability of two heads simultaneously appearing
A
$$1/8$$
B
$$1/6$$
C
$$1/4$$
D
$$1/2$$
4
GATE CE 2010
MCQ (Single Correct Answer)
+1
-0.3
The order and degree of a differential equation $${{{d^3}y} \over {d{x^3}}} + 4\sqrt {{{\left( {{{dy} \over {dx}}} \right)}^3} + {y^2}} = 0$$ are respectively
A
$$3$$ and $$2$$
B
$$2$$ and $$3$$
C
$$3$$ and $$3$$
D
$$3$$ and $$1$$
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