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GBlog
Frontend Developer Roadmap 2024
Frontend development means to design the face of a website or application. It involves working on the appearance of the website. Building interactive buttons, using images...
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Class 11 RD Sharma Solutions - Chapter 33 Probability - Exercise 33.3 | Set 3
Question 31. A bag contains 5 red, 6 white and 7 black balls. Two balls are drawn at random. Find the probability that both balls are red or black.Solution:Clearly the bag...
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Mathematics
School Learning
Class 11
RD Sharma Solutions
RD Sharma Class-11
Class 11 RD Sharma Solutions - Chapter 33 Probability - Exercise 33.3 | Set 2
Question 16. A bag contains 7 white, 5 black, and 4 red balls. If two balls are drawn at random, find the probability that:(i) both the balls are whiteSolution:There are 7...
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Mathematics
School Learning
Class 11
RD Sharma Solutions
RD Sharma Class-11
Class 11 RD Sharma Solutions - Chapter 33 Probability - Exercise 33.3 | Set 1
Question 1. Which of the following cannot be valid assignment of probability for elementary events of outcomes of sample space S={w1, w2, w3, w4, w5, w6, w7} :Elementary e...
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Mathematics
School Learning
Class 11
RD Sharma Solutions
RD Sharma Class-11
Class 11 RD Sharma Solutions - Chapter 8 Transformation Formulae - Exercise 8.2 | Set 2
Question 11. If cosec A + sec A = cosec B + sec B, prove that tan A tan B =[Tex]cot\frac{A+B}{2}[/Tex].Solution:We have, cosec A + sec A = cosec B + sec B= sec A − sec B =...
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Mathematics
School Learning
Class 11
RD Sharma Solutions
RD Sharma Class-11
Class 12 RD Sharma Solutions - Chapter 23 Algebra of Vectors - Exercise 23.2
Question 1. If P, Q, and R are three collinear points such that[Tex]\overrightarrow{PQ}=\overrightarrow{a}[/Tex]and[Tex]\overrightarrow{QR}=\overrightarrow{b}[/Tex]. Find ...
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Picked
Mathematics
School Learning
Class 12
RD Sharma Solutions
RD Sharma Class-12
Class 11 RD Sharma Solutions - Chapter 8 Transformation Formulae - Exercise 8.2 | Set 1
Question 1. Express each of the following as the product of sines and cosines:(i) sin 12θ + sin 4θSolution:We know, sin A + sin B = 2 sin (A+B)/2 cos (A–B)/2sin 12θ + sin ...
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Mathematics
School Learning
Class 11
RD Sharma Solutions
RD Sharma Class-11
Control Signals Generation using Counter
In various digital applications(For example : hardwired control unit) control signals are needed to start, execute and step various operations in a particular time sequenc...
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GATE CS
Digital Logic
Design Mod - N synchronous Counter
The value of N can be different from power of 2. Also, the counting sequence may be random for example some cyclic code (8421, 2423 etc). The following method is applied f...
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GATE CS
Digital Logic
SQL Concepts and Queries
In this article, we will discuss the overview of SQL and will mainly focus on Concepts and Queries and will understand each with the help of examples. Let's discuss it one...
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DBMS
GATE CS
SQL
mysql
Map of Computer Science
Computer science can be considered as the fastest developing branch of technical science. The growth of computer science has changed the era of living, learning and discov...
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GBlog
Computer Networks
Class 11 RD Sharma Solutions - Chapter 29 Limits - Exercise 29.8 | Set 2
Question 20. limx→1[(1 + cosπx)/(1 - x)2]Solution:We have,limx→1[(1 + cosπx)/(1 - x)2]Here, x→1, h→0= Limh→0[{1 + cosπ(1 + h)}/{1 - (1 + h)}2]= Limh→0[(1 - cosπh)/h2]= Lim...
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Mathematics
School Learning
Class 11
RD Sharma Solutions
RD Sharma Class-11
Direction Cosines and Direction Ratios
Usually, for three-dimensional geometry, we rely on the three-dimensional Cartesian plane. Vectors can also be used to describe the lines and the angles they make with the...
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Mathematics
School Learning
Class 12
Measures of spread - Range, Variance, and Standard Deviation
Collecting the data and representing it in form of tables, graphs, and other distributions is essential for us. But, it is also essential that we get a fair idea about how...
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Mathematics
School Learning
Class 11
Class 11 RD Sharma Solutions - Chapter 6 Graphs of Trigonometric Functions - Exercise 6.2
Question 1: Sketch the following graphs:(i) y = cos (x+[Tex]\frac{\pi}{4}[/Tex])Solution:To obtain this graph y-0 = cos (x+[Tex]\frac{\pi}{4}[/Tex]),Shifting the origin at...
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Mathematics
School Learning
Class 11
RD Sharma Solutions
RD Sharma Class-11
Uniform Circular Motion
Uniform Circular Motion as the name suggests, is the motion of a moving object with constant speed in a circular path. As we know, motion in a plane only has two coordinat...
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School Learning
Class 11
School Physics
Physics-Formulas
Physics-Class-11
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Physics- Concepts
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