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#3121
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TIFR CSE 2019 | Part B | Question: 13
A row of $10$ houses has to be painted using the colours red, blue, and green so that each house is a single colour, and any house that is immediately to the right of a ... are there to paint the houses?$199$683$1365$3^{10}-2^{10}$3^{10}$
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#3122
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TIFR CSE 2019 | Part B | Question: 15
Consider directed graphs on $n$ labelled vertices $\{1,2, \dots ,n\}$, where each vertex has exactly one edge coming in and exactly one edge going out. We allow self-loops. How ... -1} \frac{1}{k}\bigg]$\frac{n!(n-1)}{2}$None of the above
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#3123
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Testbook Test Series: Calculus - Differentiability
If $y = f(x)$ is a solution of $ d^2y/dx^2 = 0$ , with boundary conditions $y=8$ at $x=0$and $dy/dx =4$ at $x=16$, Find the value of $f(-2)$When they say, $y = f(x)$ is a solution of $ d^2y/dx^2 = 0$ What does that mean?
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#3124
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How this can be done.
Find the number of ways 4 fruits can be chosen out of 8 fruits so as to exclude the largest fruit.
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#3125
290
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How to do such questions
Find the largest integer value of x satisfying the inequality ${10 \choose x-1}$ < 2${10 \choose x}$
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#3126
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#maths #limit
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#3127
442
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0 answers
1 votes
How to do this question
Compute the coefficient value of $ x^3 y^2z$ in the $(x-y+3z)^6$
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#3128
711
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0 answers
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Combinatorics
A ball is dropped from a height of 15 feet. Each time it strikes the pavement after falling from a height of h feet, it rebounds to a height of 0.6 h feet. What is the total distance the ball travels up and down?Please confirm the answer
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#3129
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Ace academy test series
How to solve questions like these?
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#3130
157
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ME TEST 1
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#3131
770
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1 answers
1 votes
Probability question (Bayes theorem)
If H occurs, select number from 1 to 10. If T occurs, select number from 11 to 30. If selected number is prime, find the probability that it is in H.
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#3132
353
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0 answers
1 votes
Ace test series
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#3133
429
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1 answers
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Kenneth Rosen Edition 6th Exercise 1.3 Question 53 (Page No. 50)
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#3134
670
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1 answers
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Kenneth Rosen Edition 6th Exercise 1.3 Question 37c (Page No. 49)
Express these statement using predicates and quantifiers.A student must take at least 60 course hours ,or atleast 45 course hours and write a master's thesis, and ... lower than a B in all required courses, to receive a master's degree.
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#3135
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2 answers
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MadeEasy Test Series 2019: Combinatory- Generating Functions
Let $M(x) = \frac{x^{2018}}{(1-x)^{2019}}$we define $M(x) = \sum_{r=0}^{\infty}a_{r}x^{r}$ ,then $a_{r}$ is equal to-$A)\binom{r}{2019}$B)\binom{r}{r+2018}$C)\binom{r}{2019-r}$D)\binom{r}{r-2018}$
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#3136
350
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0 answers
1 votes
Floor and Ceil
Is below always true?$\lceil 2x \rceil=2.\lceil x \rceil$
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#3137
478
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3 answers
1 votes
propositional logic(AAI exam)
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#3138
481
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1 answers
1 votes
Doubts
Eigenvalues of an Idempotentmatrix matrix A is 0 or 1 right or wrong?
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#3139
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1 answers
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graph theory
in a directed graph if there is a directed path from any node u to v or vice versa for any pair of nodes of the graph ,the graph is? a. weakly connectedunilaterally connectedstrongly connecteddisconnected
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#3140
527
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Kenneth Rosen Edition 6th Exercise 7.1 Question 23 (Page No. 458)
Find a recurrence relation for the number of bit strings of length n that contains a pair of consecutive 0s
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