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Recent questions in Engineering Mathematics
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61
Memory Based GATE DA 2024 | Question: 7
Consider the function \(f(x) = \frac{1}{1+e^{-x}}\). Determine the derivative \(f^{\prime}(x)\) when \(f(x) = 0.4\).
Consider the function \(f(x) = \frac{1}{1+e^{-x}}\). Determine the derivative \(f^{\prime}(x)\) when \(f(x) = 0.4\).
GO Classes
322
views
GO Classes
asked
Feb 4
Calculus
gate2024-da-memory-based
goclasses
calculus
maxima-minima
numerical-answers
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votes
0
answers
62
Memory Based GATE DA 2024 | Question: 11
Consider a dataset with a raw score \(x = 75\), a mean \(\mu = 70\), and a standard deviation \(\sigma = 5\). Calculate the Z-score using the formula \(z = \frac{x - \mu}{\sigma}\).
Consider a dataset with a raw score \(x = 75\), a mean \(\mu = 70\), and a standard deviation \(\sigma = 5\). Calculate the Z-score using the formula \(z = \frac{x - \mu}...
GO Classes
187
views
GO Classes
asked
Feb 4
Probability
gate2024-da-memory-based
goclasses
probability
normal-distribution
numerical-answers
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1
votes
2
answers
63
Memory Based GATE DA 2024 | Question: 13
A fair six-sided die is thrown repeatedly. Find the expected number of throws until two consecutive throws show even numbers.
A fair six-sided die is thrown repeatedly. Find the expected number of throws until two consecutive throws show even numbers.
GO Classes
629
views
GO Classes
asked
Feb 4
Probability
gate2024-da-memory-based
goclasses
probability
conditional-probability
numerical-answers
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0
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1
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64
Memory Based GATE DA 2024 | Question: 14
Consider two events $\mathrm{T}$ and $\mathrm{S}$. Let $\overline{\mathrm{T}}$ denote the complement of event $\mathrm{T}$. The probabilities associated with different events are given as follows: $\mathrm{P}({\mathrm{T}})=0.4$ ... $\mathrm{P}(\mathrm{T}|\mathrm{S})$.
Consider two events $\mathrm{T}$ and $\mathrm{S}$. Let $\overline{\mathrm{T}}$ denote the complement of event $\mathrm{T}$. The probabilities associated with different ev...
GO Classes
236
views
GO Classes
asked
Feb 4
Probability
gate2024-da-memory-based
goclasses
probability
conditional-probability
numerical-answers
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1
votes
0
answers
65
Memory Based GATE DA 2024 | Question: 15
Consider the joint probability density function given by: $ f(x, y)= \begin{cases} 2xy & \text{if } 0 < x < 2 \text{ and } 0 < y < x \\ 0 & \text{otherwise} \end{cases} $ \noindent Determine the conditional expectation $E(Y | X = 1.5)$.
Consider the joint probability density function given by:$$f(x, y)=\begin{cases} 2xy & \text{if } 0 < x < 2 \text{ and } 0 < y < x \\ 0 & \text{otherwise}\e...
GO Classes
208
views
GO Classes
asked
Feb 4
Probability
gate2024-da-memory-based
goclasses
probability
expectation
numerical-answers
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1
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0
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66
Memory Based GATE DA 2024 | Question: 28
Consider a function \(f\) with \(f^1(X^*) = 0\) and \(f^{1l}(X^*) > 0\). Based on these conditions, determine the nature of the critical point \(X^*\) for the function \(f(X)\). \(X^*\) is a local maximum \(X^*\) is a local minimum \(X^*\) is a global maximum \(X^*\) is a global minimum
Consider a function \(f\) with \(f^1(X^*) = 0\) and \(f^{1l}(X^*) 0\). Based on these conditions, determine the nature of the critical point \(X^*\) for the function \(f...
GO Classes
174
views
GO Classes
asked
Feb 4
Calculus
gate2024-da-memory-based
goclasses
calculus
maxima-minima
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0
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1
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67
Memory Based GATE DA 2024 | Question: 29
Consider the vector \( u = \begin{bmatrix} 1 \\ 2 \\ 3 \\ 4 \\ 5 \end{bmatrix} \), and let \( M = uu^{\top} \). If \( \sigma_1, \sigma_2, \sigma_3, \ldots, \sigma_5 \) are the singular values of \( M \), what is the value of \( \sum_{i=1}^5 \sigma_i \)?
Consider the vector \( u = \begin{bmatrix} 1 \\ 2 \\ 3 \\ 4 \\ 5 \end{bmatrix} \), and let \( M = uu^{\top} \). If \( \sigma_1, \sigma_2, \sigma_3, \ldots, \sigma_5 \) ar...
GO Classes
204
views
GO Classes
asked
Feb 4
Linear Algebra
gate2024-da-memory-based
goclasses
linear-algebra
vector-space
numerical-answers
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1
votes
1
answer
68
Memory Based GATE DA 2024 | Question: 30
Consider the function \( F(x) \) defined as follows: \[ F(x) = \left\{ \begin{array}{cc} -x & \text{if } x < -2 \\ ax^2 + bx + c & \text{if } x \in [-2, 2] \\ x & \text{if } x > 2 \end{ ... \] \noindent Determine the values of \( a, b, \) and \( c \) such that \( F(x) \) is continuous and differentiable over its entire domain.
Consider the function \( F(x) \) defined as follows:\[ F(x) = \left\{\begin{array}{cc} -x & \text{if } x < -2 \\ ax^2 + bx + c & \text{if } x \in [-2, 2] \\...
GO Classes
232
views
GO Classes
asked
Feb 4
Calculus
gate2024-da-memory-based
goclasses
calculus
continuity
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2
votes
2
answers
69
Memory Based GATE DA 2024 | Question: 33
Which of the following are tautologies? \(x \land \neg y \Rightarrow y \rightarrow x\) \(\neg x \land y \Rightarrow \neg x \rightarrow y\) \(x \land \neg y \Rightarrow \neg x \rightarrow y\) \(\neg x \land y \Rightarrow y \rightarrow x\)
Which of the following are tautologies? \(x \land \neg y \Rightarrow y \rightarrow x\)\(\neg x \land y \Rightarrow \neg x \rightarrow y\)\(x \land \neg y \Rightarrow \ne...
GO Classes
243
views
GO Classes
asked
Feb 4
Mathematical Logic
gate2024-da-memory-based
goclasses
mathematical-logic
propositional-logic
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0
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70
Memory Based GATE DA 2024 | Question: 35
Conditional probability \[ \begin{aligned} & \mathrm{P}(\mathrm{U}, \mathrm{V}, \mathrm{W}, \mathrm{X}, \mathrm{Y}) & = \mathrm{P}(\mathrm{U}) \cdot \mathrm{P}(\mathrm{V}) \cdot \mathrm{P}(\mathrm{W} / \mathrm{U}, \mathrm{V}) \cdot \mathrm{P}(\mathrm{X} / \mathrm{W}) \cdot \mathrm{P}(\mathrm{Y} / \mathrm{W}) \end{aligned} \]
Conditional probability\[\begin{aligned} & \mathrm{P}(\mathrm{U}, \mathrm{V}, \mathrm{W}, \mathrm{X}, \mathrm{Y}) & = \mathrm{P}(\mathrm{U}) \cdot \mathrm{P...
GO Classes
152
views
GO Classes
asked
Feb 4
Probability
gate2024-da-memory-based
goclasses
probability
conditional-probability
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0
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1
answer
71
Memory Based GATE DA 2024 | Question: 41
Consider two random variables, $x$ and $y$, defined as follows: \[ x = \begin{cases} 1 & \text{if HH } \\ 0 & \text{otherwise} \end{cases} \] \[ y = \begin{cases} 1 & \text{if at least one head} \\ 0 & \text{otherwise} \end{cases} \] What is the covariance between $x$ and $y?$
Consider two random variables, $x$ and $y$, defined as follows:\[x =\begin{cases}1 & \text{if HH } \\0 & \text{otherwise}\end{cases}\]\[y =\begin{cases}1 & \text{if at le...
GO Classes
141
views
GO Classes
asked
Feb 4
Probability
gate2024-da-memory-based
goclasses
probability
statistics
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0
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1
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72
Memory Based GATE DA 2024 | Question: 42
Consider two random variables, (x) and (y), each following a uniform distribution. Specifically, (x) is uniformly distributed over the interval ([1, 3]), and (y) is uniformly distributed over the interval ([2, 4]). What will be $P(x \geq y)$
Consider two random variables, (x) and (y), each following a uniform distribution. Specifically, (x) is uniformly distributed over the interval ([1, 3]), and (y) is uni...
GO Classes
295
views
GO Classes
asked
Feb 4
Probability
gate2024-da-memory-based
goclasses
probability
random-variable
uniform-distribution
numerical-answers
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0
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0
answers
73
Memory Based GATE DA 2024 | Question: 44
Consider the statements below related to probability distributions: \textbf{(S1):} For a Poisson distribution, the mean and variance are equal. \textbf{(S2):} For a standard normal distribution, the mean is 0, and the variance is 1. Which of the following ... true. S1 is true, but S2 is false. S1 is false, but S2 is true. Both S1 and S2 are false.
Consider the statements below related to probability distributions:\textbf{(S1):} For a Poisson distribution, the mean and variance are equal.\textbf{(S2):} For a standar...
GO Classes
174
views
GO Classes
asked
Feb 4
Probability
gate2024-da-memory-based
goclasses
probability
poisson-distribution
normal-distribution
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0
votes
0
answers
74
Memory Based GATE DA 2024 | Question: 52
Consider the function \(f(x) = \frac{x^4}{4} - \frac{2x^3}{3} - \frac{3x^2}{2}\). Which of the following statements about the critical points of \(f(x)\) are correct? Local minima at \(x = 0\) Local maxima at \(x = 0\) Local minima at \(x = 3\) Local minima at \(x = -1\)
Consider the function \(f(x) = \frac{x^4}{4} - \frac{2x^3}{3} - \frac{3x^2}{2}\).Which of the following statements about the critical points of \(f(x)\) are correct?Local...
GO Classes
166
views
GO Classes
asked
Feb 4
Calculus
gate2024-da-memory-based
goclasses
calculus
maxima-minima
+
–
0
votes
1
answer
75
Memory Based GATE DA 2024 | Question: 53
Consider the following scenarios involving linear algebra: For a \(3 \times 3\) matrix, if some vector p has a unique solution, can there exist another vector q with an infinite solution? For a \(3 \times 3\) matrix, if some vector p ... 2 \times 3\) matrix, if some vector p has a unique solution, can there exist another vector q with an infinite solution?
Consider the following scenarios involving linear algebra:For a \(3 \times 3\) matrix, if some vector p has a unique solution, can there exist another vector q with an in...
GO Classes
139
views
GO Classes
asked
Feb 4
Linear Algebra
gate2024-da-memory-based
goclasses
linear-algebra
system-of-equations
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0
votes
0
answers
76
Memory Based GATE DA 2024 | Question: 57
First-order logic question: All balls are round except rugby balls.
First-order logic question: All balls are round except rugby balls.
GO Classes
109
views
GO Classes
asked
Feb 4
Mathematical Logic
gate2024-da-memory-based
goclasses
mathematical-logic
first-order-logic
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0
votes
0
answers
77
Memory Based GATE DA 2024 | Question: 60
Linear Algebra Question: Four options were given related to subspace R3. Something like this : A. \( \alpha \cdot x + \beta \cdot y \) B. \( \alpha^2 \cdot x + \beta^2 \cdot y \) C. \(f(x) = 4x_1 + 2x_3 + 3x_3 \) D.
Linear Algebra Question: Four options were given related to subspace R3.Something like this :A. \( \alpha \cdot x + \beta \cdot y \)B. \( \alpha^2 \cdot x + \beta^2 \cdot...
GO Classes
137
views
GO Classes
asked
Feb 4
Linear Algebra
gate2024-da-memory-based
goclasses
linear-algebra
vector-space
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1
votes
0
answers
78
Memory Based GATE DA 2024 | Question: 64
Minimum Number of colors in concentric circles.
Minimum Number of colors in concentric circles.
GO Classes
136
views
GO Classes
asked
Feb 4
Graph Theory
gate2024-da-memory-based
goclasses
graph-theory
graph-coloring
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0
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79
madeeasy
plz explain option c
plz explain option c
nihal_chourasiya
93
views
nihal_chourasiya
asked
Feb 1
Mathematical Logic
engineering-mathematics
maxima-minima
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1
votes
1
answer
80
#self doubt
In the above figure, how many topological sorts are possible, I tried the following method, if we include 5 _ _ _ _ _ for 5 space 5c3 for (2,3,1) then 2 position is 4,0 so a total of 10 if we do like 4 5 _ _ _ _ then only ... GFG the total possible sorts are 13 can someone why this difference is coming ? https://www.geeksforgeeks.org/all-topological-sorts-of-a-directed-acyclic-graph/
In the above figure, how many topological sorts are possible,I tried the following method,if we include 5 _ _ _ _ _ for 5 space 5c3 for (2,3,1) then 2 position is 4,0 so ...
Dknights
145
views
Dknights
asked
Jan 31
Graph Theory
discrete-mathematics
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