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Three 90 Challenge: Bigger and Better
As we transit into the new phase, it's essential to fuel our inner drive for success. On popular demand, GeeksforGeeks is happy to announce that we are back with the Thre...
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Class 12 RD Sharma Solutions - Chapter 1 Relations - Exercise 1.1 | Set 2
Question 11. Is it true every relation which is symmetric and transitive is also reflexive? Give reasons.Solution:We will verify this by taking an example.Consider a set A...
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RD Sharma Solutions
RD Sharma Class-12
Class 12 RD Sharma Solutions - Chapter 1 Relations - Exercise 1.1 | Set 1
Question 1. Let A be the set of all human beings in a town at a particular time. Determine whether each of the following relations are reflexive, symmetric and transitive:...
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Class 11 NCERT Solutions- Chapter 2 Relation And Functions - Exercise 2.3
Question 1. Which of the following relations are functions? Give reasons. If it is a function, determine its domain and range.(i) {(2, 1), (5, 1), (8, 1), (11, 1), (14, 1)...
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Class 12 RD Sharma Solutions - Chapter 8 Solution of Simultaneous Linear Equations - Exercise 8.2
Solve the following systems of homogeneous linear equations by matrix method:Question 1.2x – y + z = 03x + 2y – z = 0x + 4y + 3z = 0Solution:Given2x – y + z = 03x + 2y – z...
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RD Sharma Solutions
RD Sharma Class-12
Class 10 NCERT Solutions- Chapter 1 Real Numbers - Exercise 1.4
This exercise has been deleted as per the new NCERT syllabusNCERT Theorem 1.5: Let x be a rational number whose decimal expansion terminates. Then x can be expressed in th...
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Class 11 NCERT Solutions- Chapter 5 Complex Numbers And Quadratic Equations - Exercise 5.1 | Set 2
Chapter 5 Complex Numbers And Quadratic Equations - Exercise 5.1 | Set 1For Q.11 to Q.13 find the multiplicative inverse of the given numberQuestion 11. 4-3iSolution:Let's...
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Class 11 NCERT Solutions- Chapter 5 Complex Numbers And Quadratic Equations - Exercise 5.1 | Set 1
For Q.1 to Q.10 express each complex number in form of a+ibQuestion 1. (5i)[Tex](\frac{-3i}{5})[/Tex]Solution:Let the given number be a,a= (5i)*[Tex](\frac{-3i}{5})[/Tex]a...
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Class 9 RD Sharma Solutions- Chapter 20 Surface Area And Volume of A Right Circular Cone - Exercise 20.1 | Set 2
Question 11. A joker's cap is in the form of a right circular cone of base radius 7cm and height 24 cm. Find the area of the sheet required to make 10 such caps.Solution:A...
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Class 9
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RD Sharma Class-9
Number of connected components of a graph ( using Disjoint Set Union )
Given an undirected graph G with vertices numbered in the range [0, N] and an array Edges[][] consisting of M edges, the task is to find the total number of connected comp...
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Query to find length of the longest subarray consisting only of 1s
Given a binary array arr[] of size N and a 2D array Q[][] containing K queries of the following two types:1 : Print the length of the longest subarray consisting of 1s onl...
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Class 10 NCERT Solutions- Chapter 10 Circles - Exercise 10.2
Theorem 10.1(NCERT) : The tangent at any point of a circle is perpendicular to the radius through the point of contact.Theorem 10.2 (NCERT) : The lengths of tangents drawn...
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Class 10 NCERT Solutions- Chapter 13 Surface Areas And Volumes - Exercise 13.2
Question 1. A solid is in the shape of a cone standing on a hemisphere with both their radii being equal to 1 cm and the height of the cone is equal to its radius. Find th...
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Resolution Days 2021 - Step Into a New You This Year!
Finally, the year 2020 is all set to bid us goodbye and the New Year 2021 is just about to come with a lot of new dreams, goals, and plans in everyone's lives. As brillian...
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Class 9 NCERT Solutions- Chapter 7 Triangles - Exercise 7.2
Question 1. In an isosceles triangle ABC, with AB = AC, the bisectors of ∠B and ∠C intersect each other at O. Join A to O. Show that:(i) OB = OC (ii) AO bisects ...
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TRIM() Function in SQL Server
TRIM() function :This function in SQL Server is used to omit the space character or additional stated characters from the beginning or the ending of a specified string.Fea...
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SQL
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