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Substitution

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

MathematicsIf (a_n=52-4n), what is the value of (a_4+a_9)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 51ExpertMathematicsIf (a_n=5n+6), what is the value of (a_5+a_9)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 52HardMathematicsIf (a_n=40-5n), what is the value of (a_3+a_7)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 50ExpertMathematicsIf (a_n=6n+1), what is the value of (a_4+a_8)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 51HardMathematicsIf (a_n=17-3n), what is the fourth term of this arithmetic progression?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 52MediumMathematicsIf (a_n=8n+5), what is (a_2+a_5)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 52MediumMathematicsIf (a_n=18-4n), what is the value of (a_3)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 55EasyMathematicsIf (a_n=56-8n), what is the value of (a_4)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 55EasyMathematicsIf (a_n=5n+1), what is the value of (a_6)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 55EasyMathematicsIf (a_n=5n+6), what is (a_3+a_5)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 51MediumMathematicsIf (a_n=3n+2), what will be the first four terms?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 51MediumMathematicsIf (a_n=15-3n), what is the value of (a_4)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 54EasyMathematicsIf (a_n=42-6n), what is the value of (a_5)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 54EasyMathematicsIf a_n = 3n + 4, what first three terms does it give?Class 9Sequences and ProgressionsExplicit or general ruleLevel 54EasyMathematicsIf (a_n=18-2n), what is the value of (a_3+a_6)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 50MediumMathematicsIf (a_n=11-2n), what is the value of (a_3)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 53EasyMathematicsIf (a_n=30-5n), what is the value of (a_4)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 53EasyMathematicsIf (a_n=3n+1), what is the value of (a_4)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 53EasyMathematicsIf (a_n=7n^2-4n+1), what is the value of (a_5)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49ExpertMathematicsIf (a_n=(n+1)^3-n), what is the value of (a_4)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert