Author: Dev Bhardwaj

NCERT Solutions For Class 8 Maths Chapter – 15 Introduction to graphs Exercise – 15.3 Q1. Draw the graphs for the following tables of values with suitable scales on  the axes. Cost of apples   Read More

NCERT Solutions For Class 8 Maths Chapter – 14 Factorisation Exercise – 14.3 Q1. Carry out the following divisions. 28×4/ 56x -36y3/ 9y2 66pq2r3/  11qr2 34x3y3z3/ 51xy2z3 12a8b8/ (-6a6b4) Solution:-   28×4 = 2 x Read More

NCERT Solutions For Class 8 Math Chapter – 15 Introduction to graph Exercise – 15.1 Q1. The following graph  shows the temperature of a patient in a hospital, recorded every hour. What was  the patient’s Read More

NCERT Solution  For Class 8 MATHS Chapter –  Introduction to Graph Exercise – 15.2 Q1. Plot the following points on a graph sheet. Verify. If they lie on a line. A(4,0) B(4,2) C(4,6) D(4,2.5) P(1,1) Read More

NCERT Solutions For Class 8 MATH Chapter – 16 Playing with numbers Exercise – 16.2 Q1. If 21y5 is a multiple of 9, where y is a digit, what is the value of y ? Read More

NCERT Solutions For Class 11 Math Chapter – 8 Exercise – 8.1 Expand each of the expressions in Exercises 1 to 5. 1. (1 – 2x)5 Solution: From binomial theorem expansion we can write as Read More

NCERT  Solutions For Class 11 Math Chapter – 8 Exercise – 8.2 Find the coefficient of 1. x5 in (x + 3)8 Solution: The general term Tr+1 in the binomial expansion is given by Tr+1 = n C r an-r br Here x5 is Read More