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Most answered questions in Engineering Mathematics

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2601
#self doubt
I found this statement in math blog.....can anyone please help on this… For a upper triangular Matrix I tried to derive with Eigen values as 1,2,0,0,0 for 5*5 but I am not getting rank as 2 for this Matrix.
I found this statement in math blog.....can anyone please help on this…For a upper triangular Matrix I tried to derive with Eigen values as 1,2,0,0,0 for 5*5 but I am n...
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2602
How to find continuity and Diffrentiability
The real function f(x) = cos (|x|) is
The real function f(x) = cos (|x|) is
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2 votes
1 answer
2603
probability
8 pairs of hand gloves are on a shelf ( each of different colour). Four gloves are selected at random, the probability that there will be at least one pair is?
8 pairs of hand gloves are on a shelf ( each of different colour). Four gloves are selected at random, the probability that there will be at least one pair is?
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2604
MADE EASY TEST SERIES
Pls solve it
Pls solve it
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2605
If |x| <1. Find the sum to infinity of the series 3 + 8x + 13x^2 + .......
If |x| < 1. Find the sum to infinity of the series $3 + 8x + 13x^2 + 18x^3 + ----- \infty$ $(3+2x)/(1-x^2)$ $(3-2x)/(1+x^2)$ $(2x-3)/(1-x^2)$ $(3+2x)/(1+x^2)$
If |x| < 1. Find the sum to infinity of the series $3 + 8x + 13x^2 + 18x^3 + - \infty$$(3+2x)/(1-x^2)$$(3-2x)/(1+x^2)$$(2x-3)/(1-x^2)$$(3+2x)/(1+x^2)$
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2607
#self doubt
How many skew symmetric matrices are possible with a number set = [-2,-1,1,2,3,4,0] 0 can be used at most 3 times other numbers are allowed for repetition.
How many skew symmetric matrices are possible with a number set = [-2,-1,1,2,3,4,0] 0 can be used at most 3 times other numbers are allowed for repetition.
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2608
Testbook test seris
Please solve this question
Please solve this question
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2609
#self doubt
Domination set and MIS are the same?
Domination set and MIS are the same?
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2610
Regular and complete graph
which of the following statements is true: a complete graph is $(N-1)$ regular a $(N-1)$ regular is a complete graph
which of the following statements is true:a complete graph is $(N-1)$ regulara $(N-1)$ regular is a complete graph
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2612
Rolle's Mean Value Theorem
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1 answer
2614
Limit
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2615
calculus
How do we solve this question: $\lim n \to \infty \sqrt{n^2 + n} - {\sqrt{n^2 +1}}$
How do we solve this question: $\lim n \to \infty \sqrt{n^2 + n} - {\sqrt{n^2 +1}}$
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2616
Zeal DM test-5
Is the simplification that I have encircled, done right? because according to negation law (r ∨ ¬ r) ≡ T.
Is the simplification that I have encircled, done right? because according to negation law (r ∨ ¬ r) ≡ T.
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2617
#applied course
how many regions are in the above graph and please explain with region formula also. r=e-v+(c+1) my attempt is : r=5-5+2 r=2 but the rule is twice the no of boundary edges which is (5*2) = sum of region degrees which (4+5=9 ) can someone explain where the fault is
how many regions are in the above graph and please explain with region formula also.r=e-v+(c+1)my attempt is :r=5-5+2r=2but the rule is twice the no of boundary edges whi...
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2618
#TestBook #TestSeries
((f,g)|f(0)=g(0) or f(1)=g(1)) is the relation equivalent on set of function for all Z to Z . I find this to be equivalence relation ,but the solution says its not .cannot understand the solution properly . Anyone please Clear my doubt
((f,g)|f(0)=g(0) or f(1)=g(1)) is the relation equivalent on set of function for all Z to Z . I find this to be equivalence relation ,but the solution says its not .ca...
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1 votes
1 answer
2620
GATE Data Science and Artificial Intelligence 2024 | Sample Paper | Question: 5
$\lim _{x \rightarrow 2} \frac{\sqrt{x}-\sqrt{2}}{x-2}$ $0$ $\sqrt{2}$ $\frac{1}{2 \sqrt{2}}$ $\frac{1}{\sqrt{2}}$
$\lim _{x \rightarrow 2} \frac{\sqrt{x}-\sqrt{2}}{x-2}$$0$$\sqrt{2}$$\frac{1}{2 \sqrt{2}}$$\frac{1}{\sqrt{2}}$
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