1
GATE ECE 2022
Numerical
+2
-0

The value of the integral

$$\int\!\!\!\int\limits_D {3({x^2} + {y^2})dx\,dy} $$,

where D is the shaded triangular region shown in the diagram, is ___________ (rounded off to the nearest integer).

GATE ECE 2022 Engineering Mathematics - Calculus Question 6 English

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2
GATE ECE 2018
Numerical
+2
-0
Let r = x2 + y - z and z3 - xy + yz + y3 = 1. Assume that x and y are independent variables. At (x, y, z) = (2, -1, 1), the value (correct to two decimal places) of $${{\partial r} \over {\partial x}}$$ is ________________.
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3
GATE ECE 2017 Set 1
MCQ (Single Correct Answer)
+2
-0.6
Let $$\,\,f\left( x \right) = {e^{x + {x^2}}}\,\,$$ for real $$x.$$ From among the following. Choose the Taylor series approximation of $$f$$ $$(x)$$ around $$x=0,$$ which includes all powers of $$x$$ less than or equal to $$3.$$
A
$$1 + x + {x^2} + {x^3}$$
B
$$\,1 + x + {3 \over 2}{x^2} + {x^3}$$
C
$$\,1 + x + {3 \over 2}{x^2} + {7 \over 6}{x^3}$$
D
$$1 + x + 3{x^2} + 7{x^3}$$
4
GATE ECE 2017 Set 1
Numerical
+2
-0
A three dimensional region $$R$$ of finite volume is described by $$\,\,{x^2} + {y^2} \le {z^3},\,\,\,0 \le z \le 1$$
Where $$x, y, z$$ are real. The volume of $$R$$ correct to two decimal places is __________.
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