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Algebraic Expressions

Class 9 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsIn which of the following expressions is \(3p\) a common factor of every term?Class 9Exploring Algebraic IdentitiesFactorisationLevel 74Easy MathematicsWhat will be the factorisation of (15p+20q)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 74Easy MathematicsAfter taking out the common factor in (7a^2-14a), what remains?Class 9Exploring Algebraic IdentitiesFactorisationLevel 74Easy MathematicsWhat will be the factorisation of (3x+3y)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 74Easy MathematicsIn which of the following expressions is \(3m\) a common factor of every term?Class 9Exploring Algebraic IdentitiesFactorisationLevel 74Easy MathematicsWhich common factor will be taken out from (xy+xz)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 74Easy MathematicsWhat is the greatest common factor while factorising (6x+9)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 74Easy MathematicsWhich of the following expressions represents the identity for the difference of two squares?Class 9Exploring Algebraic IdentitiesAlgebraic identitiesLevel 67Easy MathematicsFor two algebraic expressions \(U\) and \(V\), which part remains unchanged in the expansions of \((U+V)^2\) and \((U-V)^2\)?Class 9Exploring Algebraic IdentitiesAlgebraic identitiesLevel 64Hard MathematicsWhich of the following expressions is in the form of the identity for the difference of two squares?Class 9Exploring Algebraic IdentitiesAlgebraic identitiesLevel 66Easy MathematicsLet \(S_n=1+2+3+\cdots+n\). Which expression represents the sum of the last 8 consecutive natural numbers ending at \(n\)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsWhich of the following expressions represents the sum of the first n natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsWhich algebraic expression represents the sum of the first \(n\) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Medium MathematicsWhich expression represents the sum of the first \(n\) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 62Easy MathematicsIf (a_n=7n-13), what is (a_{4n+1})?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsA sequence has (a_n=2n^3-3n). What is the value of (a_5)?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsIf (a_n=8n^2-7n+4), what is (a_{n+1}-a_n)?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsIf (a_n=4n-7), what is (a_{2n+1})?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhich is the (n)th term of the sequence (4,9,16,25,36,\ldots)?Class 9Sequences and Progressionsnth termLevel 57Hard MathematicsIf \(a_n=\frac{7n-2}{3}\), what is \(a_5\)?Class 9Sequences and Progressionsnth termLevel 58Medium