1
GATE CE 2016 Set 2
+1
-0.3
The quadratic approximation of $$f\left( x \right) = {x^3} - 3{x^2} - 5\,\,$$ at the point $$x=0$$ is
A
$$3{x^2} - 6x - 5$$
B
$$- 3{x^2} - 5$$
C
$$- 3{x^2} + 6x - 5$$
D
$$3{x^2} - 5$$
2
GATE CE 2012
+1
-0.3
The estimate of $$\int\limits_{0.5}^{1.5} {{{dx} \over x}} \,\,$$ obtained using Simpson's rule with three-point function evaluation exceeds the exact value by
A
$$0.235$$
B
$$0.068$$
C
$$0.024$$
D
$$0.012$$
3
GATE CE 2008
+1
-0.3
The Newton-Raphson iteration $${x_{n + 1}} = {1 \over 2}\left( {{x_n} + {R \over {{x_n}}}} \right)$$ can be used to compute
A
square of $$R$$
B
reciprocal of $$R$$
C
square root of $$R$$
D
logarithm of $$R$$
4
GATE CE 2007
+1
-0.3
The following equation needs to be numerically solved using the Newton $$-$$ Raphson method $${x^3} + 4x - 9 = 0.\,\,$$ The iterative equation for this purpose is ($$k$$ indicates the iteration level)
A
$${X_{k + 1}} = {{2X_k^3 + 9} \over {3X_k^2 + 4}}$$
B
$${X_{k + 1}} = {{3X_k^3 + 9} \over {2X_k^2 + 9}}$$
C
$${X_{k + 1}} = {X_k} - 3_k^2 + 4$$
D
$${X_{k + 1}} = {{4X_k^2 + 3} \over {9X_k^2 + 2}}$$
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
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