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# Question Bank Solutions for CBSE Class 9 - CBSE - Mathematics

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Mathematics
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Is zero a rational number? Can you write it in the form p/q, where p and q are integersand q ≠ 0?

[1.01] Number Systems
Chapter: [1.01] Number Systems
Concept: Introduction of Real Number

Find six rational numbers between 3 and 4.

[1.01] Number Systems
Chapter: [1.01] Number Systems
Concept: Introduction of Real Number

Find five rational numbers between 3/5 and 4/5.

[1.01] Number Systems
Chapter: [1.01] Number Systems
Concept: Introduction of Real Number

State whether the following statement is true or false. Give reasons for your answers.

Every natural number is a whole number.

[1.01] Number Systems
Chapter: [1.01] Number Systems
Concept: Introduction of Real Number

Use suitable identities to find the following products :- (x + 4) (x + 10)

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Use suitable identities to find the following products :- (x + 8) (x – 10)

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Use suitable identities to find the following products :- (3x + 4) (3x – 5)

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Use suitable identities to find the following products :-

(y^2+3/2)(y^2-3/2)

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Use suitable identities to find the following products :- (3 – 2x) (3 + 2x)

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Evaluate the following product without multiplying directly:- 103 × 107

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Evaluate the following product without multiplying directly:- 95 × 96

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Evaluate the following product without multiplying directly:- 104 × 96

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Factorise the following using appropriate identities:- 9x2 + 6xy + y2

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Factorise the following using appropriate identities:- 4y2 – 4y + 1

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Factorise the following using appropriate identities:- x^2 - y^2/100

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Expand following, using suitable identities :- (x + 2y + 4z)

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Expand following, using suitable identities :- (2x – y + z)2

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Expand following, using suitable identities :- (–2x + 3y + 2z)2

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Expand following, using suitable identities :- (3a – 7b – c)2

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities

Expand following, using suitable identities :- (–2x + 5y – 3z)2

[2.04] Algebraic Identities
Chapter: [2.04] Algebraic Identities
Concept: Algebraic Identities
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Question Bank Solutions for CBSE Class 9 CBSE Mathematics. You can further filter Question Bank Solutions by subjects and topics. Solutions for most of the questions for CBSE can be found here on Shaalaa.com. You can use these solutions to prepare for your studies and ace in exams. Solving questions is a great way to practice and with Shaalaa.com, you can answer a question and then also check your answer with the solutions provided.
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