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Class 9 Mathematics

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

MathematicsIf (a_1=2) and (a_{n+1}=3a_n-1), what will be the value of (a_5)?Class 9Sequences and ProgressionsSequencesLevel 42Expert MathematicsIn the sequence (2,5,9,16,28,\ldots), the differences of differences are (1,3,5,\ldots). What will be the next term?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIf (a_n=2^n+n^2), what will be the value of (a_5)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIf (a_n=n^2+cn) and (a_4=32), what will be the value of (a_9)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIf (a_n=pn^2+q), (a_1=5) and (a_2=14), what will be (a_4)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIf (a_n=kn+2) and (a_5=27), what will be the value of (a_9)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsThe second differences between consecutive terms of a sequence are all equal and non-zero. What type of sequence is it generally?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIn the sequence (2,9,28,65,\ldots), the terms are of the form (n^3+1). What will be the next term?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIf (a_n=5n-(-1)^n), what will be the value of (a_8)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIf (a_n=2n^3+1), what will be the value of (a_5+a_6)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIf (a_1=3) and (a_{n+1}=a_n+n^2), what will be (a_6)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIf \(a_n=\frac{n}{n+2}\), which is the first term greater than \(\frac{4}{5}\)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIn a sequence, (a_1=2) and the successive differences are (3,7,11,15,\ldots). What will be (a_5)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsWhich of the following sequences has equal and non-zero second differences between consecutive terms?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsWhich of the following sequences is neither an arithmetic progression nor a geometric progression?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIn the sequence (2,6,18,54,\ldots), each term is (3) times the previous term. What will be the eighth term?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIn the sequence (100,96,89,x,66), the differences are (-4,-7,-10,-13). What will (x) be?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIn the sequence (7,12,x,34,51), the differences increase as (5,9,13,17). What is the value of (x)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIn the sequence (1,3,7,15,31,\ldots), which term is (127)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIf (a_n=2^n+n), what will be the value of (a_6)?Class 9Sequences and ProgressionsSequencesLevel 41Expert