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

MathematicsFor which value of \(k\) will the expression \((k^2-9)x^2+(k-3)x+1\) be a linear expression in \(x\)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 73HardMathematicsWhat is obtained by taking out the common factor from (5p+15q)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 75EasyMathematicsWhich is the correct factorisation of (4a+8)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 74EasyMathematicsWhich is the (n)th term of the sequence (10,7,4,1,-2,\ldots)?Class 9Sequences and Progressionsnth termLevel 56ExpertMathematicsIf (a_n=18-4n), which term is equal to (-30)?Class 9Sequences and Progressionsnth termLevel 58HardMathematicsThe (n)th term of an arithmetic progression is (a_n=9n-4). Which term will be (113)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 52ExpertMathematicsIf (a_n=74-5n), which term will be equal to (19)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 53HardMathematicsWhich sequence has a general term that is a linear expression and is therefore an arithmetic progression?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49MediumMathematicsWhich sequence has a general term that is a linear expression and therefore represents an arithmetic progression?Class 9Sequences and ProgressionsExplicit or general ruleLevel 52EasyMathematicsWhich of the following sequences has a general term that is a linear expression in \(n\) and is therefore an arithmetic progression?Class 9Sequences and ProgressionsExplicit or general ruleLevel 51EasyMathematicsIn the line (y=17-6x), what are the coefficient of (x) and the constant term?Class 9Introduction to PolynomialsSlope and y-interceptLevel 42EasyMathematicsIn the line (y=14-2x), what are the coefficient of (x) and the constant term?Class 9Introduction to PolynomialsSlope and y-interceptLevel 41EasyMathematicsA machine's value is (V(y)=c-4200y). If (V(4)=53200), what will (V(11)) be?Class 9Introduction to PolynomialsLinear growth and decayLevel 37ExpertMathematicsThe price of an item is (P(n)=a+25n). If (P(4)=210), what is (P(12))?Class 9Introduction to PolynomialsLinear growth and decayLevel 36ExpertMathematicsThe price of an item is (P(n)=a+18n). If (P(5)=170), what is (P(11))?Class 9Introduction to PolynomialsLinear growth and decayLevel 38HardMathematicsIf (C(t)=24+kt) and (C(7)-C(2)=45), what is (k)?Class 9Introduction to PolynomialsLinear growth and decayLevel 37HardMathematicsThe price of an item is (P(n)=a+12n). If (P(3)=86), what is (P(8))?Class 9Introduction to PolynomialsLinear growth and decayLevel 36HardMathematicsIf (y=9+3.5x), what is (y) at (x=6)?Class 9Introduction to PolynomialsLinear growth and decayLevel 37MediumMathematicsIn a data plan, data is (D(d)=4+1.5d) GB. What will be the total data at (d=8)?Class 9Introduction to PolynomialsLinear growth and decayLevel 37MediumMathematicsA plant's height is (H(t)=30+6t) cm. What will be the height at (t=5)?Class 9Introduction to PolynomialsLinear growth and decayLevel 37Medium