1
GATE CE 1995
+1
-0.3
The function $$f\left( x \right) = \left| {x + 1} \right|$$ on the interval $$\left[ { - 2,0} \right]$$ is __________.
A
continuous and differentiable
B
continuous on the interval but not differentiable at all points
C
Neither continuous nor differentiable
D
Differentiable but not continuous
2
GATE CE 1995
+1
-0.3
The function $$f\left( x \right) = {x^3} - 6{x^2} + 9x + 25$$ has
A
a maxima at $$x=1$$ and a minima at $$x=3$$
B
a maxima at $$x=3$$ and a minima at $$x=1$$
C
no maxima, but a minima at $$x=3$$
D
a maxima at $$x=1,$$ but no minima
3
GATE CE 1994
+1
-0.3
The value of $$\varepsilon$$ in the mean value theoram of $$f\left( b \right) - f\left( a \right) = \left( {b - a} \right)\,\,f'\left( \varepsilon \right)$$ for $$f\left( x \right) = A{x^2} + Bx + C$$ in $$(a, b)$$ is
A
$$b + a$$
B
$$b - a$$
C
$${{b + a} \over 2}$$
D
$${{b - a} \over 2}$$
GATE CE Subjects
Engineering Mechanics
Construction Material and Management
Geotechnical Engineering
Fluid Mechanics and Hydraulic Machines
Geomatics Engineering Or Surveying
Environmental Engineering
Transportation Engineering
General Aptitude
EXAM MAP
Medical
NEET