Some facts about angles, triangles, congruency and similarity- we must know
(1) Definition of triangle; (2) How to write an angle; (3) Types of angles; (4) What is an Acute Angle?; (5) What is an Obtuse Angle?; (6) What is a…
Posted inArithmetic Progressions Chapter–5 Arithmetic Progressions Exercise 5.3 Class 10th math NCERT
NCERT, Class 10, Arithmetic Progressions, Chapter–5, Exercise-5.3 – Proper explanation along with step wise solution of each question
Q.1.: Find the sum of the following APs: (i) 2, 7, 12,…….. to 10 terms, (ii) –37, –33, –29,..….to 12 terms, (iii) 0.6, 1.7, 2.8,…….. to 100 terms, (iv) 1/15…
Posted inArithmetic Progressions Chapter–5 Arithmetic Progressions Exercise 5.2 Class 10th math NCERT
NCERT, Class 10, Arithmetic Progressions, Chapter–5, Exercise-5.2 – Step wise properly explained solution of each question
Q. 1. Fill in the blanks in the following table, given that a is the first term, d the common difference and an the nth term of the AP:; Q.…
Posted inArithmetic Progressions Chapter–5 Arithmetic Progressions Exercise 5.1 Class 10th math NCERT
NCERT, Class 10, Arithmetic Progressions, Chapter–5, Exercise-5.1 – Step wise solution of every question with proper explanation
Q. 1. In which of the following situations, does the list of numbers involved make an arithmetic progression, and why? (i) The taxi fare after each km when the fare…
Posted inArithmetic Progressions Chapter–5 Class 10th math NCERT Theory related to the arithmetic Progressions
Some facts about arithmetic progression (A.P.)
(1) What is a pattern or progression?; (2) Types of progression; (3) What are consecutive terms?; (4) what are successive terms?; (5) What is an A.P. or Arithmetic Progression?; (6)…
NCERT, Class 10, Quadratic Equations, Chapter–4, Exercise-4.3 – Step wise solution of every question with proper explanation
Q. 1. Find the nature of the roots of the following quadratic equations. If the real roots exist, find them: (i) 2x^2 – 3x + 5 = 0, (ii) 3x^2…
NCERT, Class 10, Quadratic Equations, Chapter–4, Exercise-4.2 – Step wise solution of each question with complete explanation
Q. 1. Find the roots of the following quadratic equations by factorization: (i) x^2–3x–10=0, (ii) 2x^2+x–6=0, (iii) √2x^2+7x+5√2=0, (iv) 2x^2–x+1/8 =0, (v) 100x^2 –20x+1=0; Q. 2. Solve the problems given…
NCERT, Class 10, Quadratic Equations, Chapter–4, Exercise-4.1 – Step wise solution of each question with complete explanation
Q. 1. Check whether the following are quadratic equations: (i) (x+1)^2=2(x–3), (ii) x^2–2x=(–2)(3–x), (iii) (x–2) (x+1)=(x–1) (x+3), (iv) (x–3) (2x+1)=x(x+5), (v) (2x–1) (x–3)=(x+5) (x–1), (vi) x^2 +3x+1=(x–2)^2, (vii) (x+2)^3=2x(x^2–1), (viii)…
Posted inClass 10th math NCERT Quadratic Equations Chapter - 4 Theory related to Quadratic Equations
Methods for solving a Quadratic Equation – Detailed step wise explanation of every method
(1) Method of finding Common Elements; (2) Discriminant Method; (3) Method of Quadratic Formula; (4) Steps involved in Discriminant Method; (5) Steps involved in the Method of Quadratic Formula; (6)…
Posted inClass 10th math NCERT Quadratic Equations Chapter - 4 Theory related to Quadratic Equations
Some facts about the Quadratic Equation we should know:
(1) When an equation will be a Quadratic Equation? (2) What is a constant quantity; (3) What is a constant term; (4) What is a variable quantity; (5) What is…