# Category Archives: School Learning

Monomial is an algebraic expression that contains only one term. Monomial can be a combination of numbers and variables. Example of monomial expression is 5,… Read More
Measures of Central Tendency are the methods to obtain the numerical values which are used to represent a large collection of numerical data. These obtained… Read More
Bayes’ Theorem or Bayes’ Rule is named after Reverend Thomas Bayes. It describes the probability of an event, based on prior knowledge of conditions that… Read More
Theorem Statement: Thales’s Theorem or Basic Proportionality Theorem states that if a line is drawn parallel to one side of a triangle intersecting the other… Read More
A Circle Graph or a Pie Chart, in Data handling, is one type of pictorial representation of a given set of data, which is used… Read More
Probability means the chances of the number of occurrences of an event. In simple language, it is the possibility that an event will occur or… Read More
Algebraic Identities are algebraic equation which is always true for every value of the variable in them. The algebraic equations that are valid for all… Read More
Question 1(i). Find the equation of the plane passing through the following points (2, 1, 0), (3, -2, -2), and(3, 1, 7). Solution:  Given points… Read More
Question 1. Find the absolute maximum and absolute minimum values of the following functions in the given intervals: (i) f(x) = 4x – x2/2 in [-2,… Read More
Question 1. Find the transpose of each of the following matrices: (i)   (ii)  (iii)  Solution: (i) Let A = ∴Transpose of A = A’ =… Read More
Real numbers are the numbers that include both rational and irrational numbers. Rational numbers such as integers (-2, 0, 1), fractions(1/2, 2.5), and irrational numbers… Read More
Question 1. Solve  Solution: Using the property of modulus operator, we know |x| > a ⇒ x < -a or x > a Therefore,  or  ⇒… Read More
Question 1. Two customers Shyam and Ekta are visiting a particular shop in the same week (Tuesday to Saturday). Each is equally likely to visit… Read More
Question 1. Evaluate : (i) sin 18° / cos 72° Solution: Since,  cos 72°  = cos ( 90° – 18° ) = sin 18° Therefore,  sin… Read More
Question 1: Find the surface area of a sphere of radius: (i) 10.5 cm (ii) 5.6 cm (iii) 14 cm Solution: (i) Radius (r) =… Read More