Number Systems – The Catalyst Sobha

NCERT, Class 9, Number Systems, Chapter–1, Exercise-1.5 – Stepwise solution of each question

Q.1. Find: (i) (64)^(1/2), (ii) (32)^(1/5), (iii) (125)^(1/3); Q.2. Find: (i) (9)^(3/2), (ii) (32)^(2/5), (iii) (16)^(3/4), (iv) (125)^(-1/3); Q.3. Simplify: (i) ((2)^(2/3))×((2)^(1/5)), (ii) [(1/3)^3]^7, (iii) ((11^(1/2))/(11^(1/4)), (iv) ((7)^(1/2))×((8)^(1/2))

The Catalyst Sobha September 7, 2024

Class 9th math NCERT Number Systems Number Systems exercise 1.4

NCERT, Class 9, Number Systems, Chapter–1, Exercise-1.4 – Stepwise clear solution of each question

Q.1. Classify the following numbers as rational or irrational: (i) 2–√5, (ii) (3+√23) –√23, (iii) (2√7)/(7√7),(iv) 1/(√2), (v) 2π ; Q.2. Simplify each of the following expressions: (i) (3 +…

The Catalyst Sobha September 5, 2024

Class 9th math NCERT Number Systems Number Systems exercise 1.3

NCERT class 9th- Number System -Exercise 1.3- Proper explanation of each question

Q.1. Write the following in decimal form and say what kind of decimal expansion each has:(i) 36/100, (ii) 1/11, (iii) 41/8 , (iv) 3/13, (v) 2/11, (vi) 329/400 ; Q.2.…

The Catalyst Sobha September 1, 2024

Class 9th math NCERT Number Systems Number Systems exercise 1.3

Some facts about Decimal Numbers

(1)What are decimal numbers?, (2)Steps for converting a rational number into decimal form:, (3) Types of Decimal Numbers- (i) Non-repeating along with termination decimal numbers, (ii) Non-terminating along with repetition…

The Catalyst Sobha August 25, 2024

Class 9th math NCERT Number Systems Number Systems exercise 1.2

NCERT, Class 9, Number Systems, Chapter–1, Exercise-1.2 – Stepwise solution of each question

Q.1. State whether the following statements are true or false. Justify your answers. (i) Every irrational number is a real number. (ii) Every point on the number line is of…

The Catalyst Sobha August 17, 2024

Class 9th math NCERT Number Systems Number systems exercise 1.1

NCERT, Class 9, Number Systems, Chapter–1, Exercise-1.1 – Stepwise proper solution of each question

Q.1. Is zero a rational number? Can you write it in the form p/q, where p and q are integers and q≠0?; Q.2. Find six rational numbers between 3 and…

The Catalyst Sobha August 15, 2024

Class 9th math NCERT Number Systems Theory related to Number Systems

Some facts about number system we should know: proper explanation with examples

(1) Definition of natural numbers; (2) Definition of whole numbers; (3) Definition of rational numbers; (4) Definition of integers; (5) Steps for finding multiple rational numbers in between two given…

The Catalyst Sobha August 14, 2024