Class 9 Maths

Asked: December 5, 2020In: Class 9 Maths

Recall, π is defined as the ratio of the circumference (say c) of a circle to its diameter (say d). That is, π= c/d. This seems to contradict the fact that πis irrational. How will you resolve this contradiction?

NCERT Solutions for Class 9 Maths Chapter 1 Important NCERT Questions Number Systems NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 1.5 Page No:24 Questions No: 3

Aadesh

Asked: December 3, 2020In: Class 9 Maths

Classify the following number as rational or irrational: 0.3796.

NCERT Solutions for Class 9 Maths Chapter 1 Important NCERT Questions Number Systems NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 1.3 Page No:14 Questions No: 9 Part:3

Aadrik Goswami

Asked: December 3, 2020In: Class 9 Maths

Classify the following number as rational or irrational: 2 – √5

NCERT Solutions for Class 9 Maths Chapter 1 Important NCERT Questions Number Systems NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 1.5 Page No:24 Questions No: 1 Part: 1

Aadrik Goswami

Asked: December 2, 2020In: Class 9 Maths

Classify the following number as rational or irrational: 2√7/7√7

NCERT Solutions for Class 9 Maths Chapter 1 Important NCERT Questions Number Systems NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 1.5 Page No:24 Questions No: 1 Part: 3

Bhargav Singh

Asked: December 2, 2020In: Class 9 Maths

Rationalise the denominator of the following: 1/(√7-√6)

NCERT Solutions for Class 9 Maths Chapter 1 Important NCERT Questions Number Systems NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 1.5 Page No:24 Questions No: 5 Part: 2

Category: Class 9 Maths

Recall, π is defined as the ratio of the circumference (say c) of a circle to its diameter (say d). That is, π= c/d. This seems to contradict the fact that πis irrational. How will you resolve this contradiction?

Classify the following number as rational or irrational: 0.3796.

Classify the following number as rational or irrational: 2 – √5

Classify the following number as rational or irrational: 2√7/7√7

Rationalise the denominator of the following: 1/(√7-√6)

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