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Mathematics Class 9

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

MathematicsWhich of the following sequences is neither increasing nor decreasing?Class 9Sequences and ProgressionsSequencesExpert MathematicsWhich of the following sequences has non-constant consecutive first differences but constant second differences?Class 9Sequences and ProgressionsSequencesExpert MathematicsWhat is the next term in (128,63,30.5,14.25,\ldots) if the rule is divide the previous term by (2) and subtract (1)?Class 9Sequences and ProgressionsSequencesHard MathematicsWhich sequence shows the first four terms of (a_n=2^n+n)?Class 9Sequences and ProgressionsSequencesHard MathematicsIf (a_1=3), (a_2=8), and each next term is the sum of the previous two terms, what is (a_5)?Class 9Sequences and ProgressionsSequencesMedium MathematicsWhich sequence is formed by (a_n=3n^2)?Class 9Sequences and ProgressionsSequencesMedium MathematicsWhat is the next term of (2,3,5,8,13,\ldots)?Class 9Sequences and ProgressionsSequencesMedium MathematicsIn a delivery service, the distance is \(x\) km and the total charge is \(y\) rupees. The charge is 260 rupees for 3 km and 420 rupees for 7 km. Which linear model correctly represents this situation?Class 9Introduction to PolynomialsSlope and y-interceptHard MathematicsWhich of the following lines has a negative slope and a y-intercept of 4?Class 9Introduction to PolynomialsSlope and y-interceptHard MathematicsWhich of the following equations represents a line that passes through the origin and has a negative slope?Class 9Introduction to PolynomialsSlope and y-interceptHard MathematicsIn the linear equation \(y=mx+c\), which condition is necessary for the line to be parallel to the \(x\)-axis?Class 9Introduction to PolynomialsSlope and y-interceptMedium MathematicsThe temperature of a room over time is given by \(T=18-2h\), where \(T\) is the temperature (in °C) and \(h\) is time (in hours). What is the correct meaning of the \(y\)-intercept in this situation?Class 9Introduction to PolynomialsSlope and y-interceptMedium MathematicsIf a line has slope (6) and (y)-intercept (-4), which equation is correct?Class 9Introduction to PolynomialsSlope and y-interceptMedium MathematicsIf (C(t)=390-11t) and (D(t)=270-22t), how does (C(t)-D(t)) change?Class 9Introduction to PolynomialsLinear growth and decayExpert MathematicsIf in (y=120+ax), (y) increases by (88) from (x=6) to (x=14), what is (a)?Class 9Introduction to PolynomialsLinear growth and decayHard MathematicsIn the linear rule (B(t)=130-8t), what is the rate of change per unit?Class 9Introduction to PolynomialsLinear growth and decayEasy MathematicsIf (Z(t)=7+11t), what is the growth rate?Class 9Introduction to PolynomialsLinear growth and decayEasy MathematicsWhich rule represents linear growth?Class 9Introduction to PolynomialsLinear growth and decayEasy MathematicsIn a shop, if \(x\) represents the number of discount coupons, the net amount is \(B(x)=120-8x\). A student calls it a constant polynomial because 120 is a constant number. Which is the correct correction of the student's statement?Class 9Introduction to PolynomialsLinear polynomialsExpert MathematicsWhat is the degree of the polynomial (10x^3-9x+14)?Class 9Introduction to PolynomialsDegree of a PolynomialEasy