NCERT Class 9 Math

Exercise 2.4 NCERT Class 9 Chapter 2 Polynomials Best Solutions

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Exercise 2.4 NCERT Class 9 Solutions

Exercise 2.4 NCERT Class 9 contains a total of 16 questions. The questions are based on the topic: Algebraic Identities.   Algebraic Identities: Identity I: (x+y)2=x2+2xy+y2 Identity II: (x−y)2=x2−2xy+y2 Identity III: x2−y2=(x+y)(x−y) Identity IV: (x+a)(x+b)=x2+(a+b)x+ab Identity V: (x+y+z)2=x2+y2+z2+2xy+2yz+2zx Identity VI: (x+y)3=x3+3x2y+3xy2+y3 Identity VII: (x−y)3=x3−3x2y+3xy2−y3 Identity VIII: x3+y3+z3−3xyz=(x+y+z)(x2+y2+z2−xy−yz−zx) Download NCERT Class 9 Book Exercise 2.4 NCERT … Read more

Exercise 2.3 NCERT Class 9 Chapter 2 Polynomials Best Solutions

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Exercise 2.3 NCERT Class 9

Exercise 2.3 NCERT Class 9 contains a total of five questions. All questions are based on the topic: Factorisation of Polynomials and Factor Theorem.   Factor Theorem: For a polynomial p(x) and (x−a) (i) If p(a)=0 then (x−a) is a factor of p(x). (ii) If (x−a) is a factor of p(x) then p(a)=0. Download NCERT … Read more

Exercise 2.2 NCERT Class 9 Polynomials Best Solutions

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Exercise 2.2 NCERT Class 9

Exercise 2.2 NCERT Class 9 contains a total of four questions. The questions are based on the following topics. Zeroes of a Polynomial Roots of a Polynomial Value of a Polynomial at a point Verifying a zero of a Polynomial Exercise 2.2 NCERT Class 9 Polynomials Solutions Q.1 Q.2 Q.3 Q.4 Q.5 The first question … Read more

Exercise 2.1 NCERT Class 9 Polynomials Best Math Solutions

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Exercise 2.1 NCERT Class 9

Exercise 2.1 NCERT Class 9 contains a total of five questions. The questions are based on the following topics. Algebraic Expressions Terms of an Algebraic Expression Polynomials in one variable Coefficient of a term in a polynomial Degree of polynomials Number of terms in a polynomial Linear, quadratic and cubic polynomials Download NCERT Class 9 … Read more

Exercise 1.5 NCERT Class 9 Number Systems Best Mathematics Solutions

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Exercise 1.5 NCERT Class 9

Exercise 1.5 NCERT Class 9 contains a total of three questions. The questions are based on the following topic. Laws of Exponents: am×an=am+n aman=am–n (am)n=amn am×bm=(ab)m (ab)m=am×bm (ab)m=ambm a–n=1an a0=1 Download NCERT Class 9 Book Exercise 1.5 NCERT Class 9 Solutions Q.1 Q.2 Q.3 The first question in Exercise 1.5 NCERT Class 9 asks us … Read more

Exercise 1.4 NCERT Class 9 Number Systems Best Solutions

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Exercise 1.4 NCERT Class 9

Exercise 1.4 NCERT Class 9 contains a total of five questions. The questions are based on the following topics. Operations on Real Numbers Rationalisation Download NCERT Class 9 Book Exercise 1.4 NCERT Class 9 Mathematics Solutions Q.1 Q.2 Q.3 Q.4 Q.5 The first question of Exercise 1.4 NCERT Class 9 asks to identify whether a … Read more

Exercise 1.3 NCERT Class 9 Best Solutions

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Exercise 1.3 NCERT Class 9

Exercise 1.3 NCERT Class 9 contains a total of nine questions. All questions are based on the topic of real numbers and their decimal expansions. Download NCERT Class 9 Book Exercise 1.3 NCERT Class 9 Mathematics Solutions Q.1 Q.2 Q.3 Q.4 Q.5 Q.6 Q.7 Q.8 Q.9 The first question of Exercise 1.3 NCERT Class 9 … Read more

Exercise 1.2 NCERT Class 9 Number Systems Best Solutions

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Exercise 1.2 NCERT Class 9

Exercise 1.2 NCERT Class 9 Mathematics Solutions Q.1 Q.2 Q.3 Q.4 Exercise 1.2 NCERT Class 9 from the chapter Number Systems contains 4 questions. In this exercise, the questions are based on the topic irrational numbers. Download NCERT Class 9 Book The first question of Exercise 1.2 NCERT Class 9 is a true/false question on … Read more

Exercise 1.1 NCERT Class 9 Number Systems Best Solutions

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Exercise 1.1 NCERT Class 9

Exercise 1.1 NCERT Class 9 Mathematics Solutions Q.1 Q.2 Q.3 Q.4 Exercise 1.1 NCERT Class 9 from the chapter Number Systems contains 4 questions. In this exercise, the questions are based on topics such as natural numbers, whole numbers, integers, rational numbers and irrational numbers. Download NCERT Class 9 Book The first question of Exercise … Read more