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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।

MathematicsIf C={x:x²=16, x∈Z}, how many elements does C have?Class 9Common QuestionsSquares and Square RootsLevel 3Easy MathematicsHow should B={2,4,6,8,...,40} be written in set-builder form?Class 9Number SystemsLevel 3Easy MathematicsIf A={x:x is prime and 10<x<30}, which is its roster form?Class 9Number SystemsExponentsLevel 2Easy MathematicsIf Y={x:x∈N, x is a one-digit number divisible by 3}, what is Y?Class 9Number SystemsLevel 2Easy MathematicsWhich option gives the correct statement about X={x:x∈Z, x²=16} and Y={-4,4}?Class 9Number SystemsLevel 3Easy MathematicsWhich set is W={x:x∈N, x is a factor of 72 and x is a two-digit number}?Class 9Number SystemsLevel 2Easy MathematicsIf V={x:x∈N, x is a perfect square less than 36 and x≠4}, what is V?Class 9Common QuestionsSquares and Square RootsLevel 2Easy MathematicsWhich option correctly writes U={x:x∈N, x is not less than 9 and x≤13}?Class 9Number SystemsLevel 1Easy MathematicsWhat is T={x:x∈Z, -8<x≤0, and x is odd}?Class 9Number SystemsLevel 2Easy MathematicsIf S={x:x∈N, x is a factor of 18 or x=12}, what is n(S)?Class 9Number SystemsLevel 2Easy MathematicsWhich option gives the correct roster form of R={x:x∈W, x<4 or x=6}?Class 9Number SystemsGeneral chapter practiceLevel 9Easy MathematicsWhat is Q={x∈N: x<40 and the last digit of x is 7}?Class 9Number SystemsDecimal representationLevel 9Easy MathematicsIf P={x∈N: 8≤x≤8}, what is P?Class 9Number SystemsGeneral chapter practiceLevel 9Easy MathematicsWhich option correctly gives N={x∈N: x<20 and x is divisible by both 4 and 5}?Class 9Number SystemsGeneral chapter practiceLevel 9Medium MathematicsWhich is the correct roster form of M={x∈Z: x²=1}?Class 9Number SystemsGeneral chapter practiceLevel 9Easy MathematicsIf L={x∈N: x is a factor of 17}, what is correct about L?Class 9Number SystemsGeneral chapter practiceLevel 9Easy MathematicsWhich option correctly represents K={x∈N: x is not greater than 7 and x>2}?Class 9Number SystemsGeneral chapter practiceLevel 9Easy MathematicsWhat is J={x: x is a whole number divisible by 15 and less than 60}?Class 9Number SystemsGeneral chapter practiceLevel 9Easy MathematicsIf I={x∈N: 2x-1≤7}, what type of set is I?Class 9Number SystemsGeneral chapter practiceLevel 9Easy MathematicsWhich option correctly gives H={x∈N: x is not a factor of 10 and x≤10}?Class 9Number SystemsGeneral chapter practiceLevel 9Medium