October 2024 – The Catalyst Sobha

NCERT, Class 10, Arithmetic Progressions, Chapter–5, Exercise-5.4 – Exact explanation of each question

Q. 1. Which term of the AP: 121, 117, 113,…., is its first negative term? [Hint: Find n for an < 0]; Q. 2. The sum of the third and…

The Catalyst Sobha October 30, 2024

Class 10th math NCERT Theory related to the Triangles Triangles Chapter–6

Some facts about the similarity we must know

(1) What is similarity?; (2) Different criteria of similarity of two Triangles; (3) A-A-A (Angle-Angle-Angle) criterion of similarity of two triangles; (4) S-S-S (Side- Side - Side) criterion of similarity…

The Catalyst Sobha October 29, 2024

Class 10th math NCERT Triangles Chapter–6 Triangles Exercise 6.1

NCERT, Class 10, Triangles, Chapter–6, Exercise-6.1 – Exact explanation of each question with proper figure

Q. 1. Fill in the blanks using the correct word given in the bracket: (i) All circles are ---------------. (congruent, similar), (ii) All squares are------------. (similar, congruent), (iii) All---------- triangles…

The Catalyst Sobha October 26, 2024

Class 10th math NCERT Theory related to the Triangles Triangles Chapter–6

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…

The Catalyst Sobha October 24, 2024

Arithmetic 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…

The Catalyst Sobha October 19, 2024

Arithmetic 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.…

The Catalyst Sobha October 14, 2024

Arithmetic 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…

The Catalyst Sobha October 6, 2024

Arithmetic 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)…

The Catalyst Sobha October 5, 2024

Class 10th math NCERT Quadratic Equations Chapter - 4 Quadratic Equations Exercise 4.3

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…

The Catalyst Sobha October 3, 2024