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CENGAGE-PROGRESSIONS -TEST YOURSELF (Level 3) (Multiple Choice Questions)
- The Fibonacci sequence is defined by a(1)=a(2)=1, a(n)=a(n-1)+a(n-2),n...
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- If for a sequence lta(n)gt,S(n)=2n^(2)+9n, where S(n) is the sum of n ...
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- The first three terms of a sequence are 3,3,6. Each term after the sec...
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- Which of the following can't be an AP (n^(th) term is given) ?
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- If mth term of an AP is 1/n and nth term is 1/m then mnth term of the ...
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- The sums of n terms of two AP's are in the ratio (3n-13):(5n+21). Find...
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- How many terms of the series 20+19(1)/(3)+18(2)/(3)+ . . . must be ta...
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- If N be the set of natural numbers is partitioned into groups S(1)=(1)...
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- If (1+3+5+ . . .+p)+(1+3+5+ . . .+q)=(1+3+5+ . . .+r), where each set ...
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- Let alpha,beta be roots of the equations x^(2)-2x+A=0 and gamma,delta ...
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- If a,b,c and d are distinct integers which form an increasing AP such ...
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- If the p^(th), q^(th) and r^(th) terms of an A.P. be a, b, c respectiv...
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- Let S(n) denotes the sum of n terms of an AP. If S(2n)=3S(n), then the...
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- If a(1),a(2),a(3), . . .,a(n) are in AP, where a(i)gt0 for all i, the...
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- If m+n)th and (m-n)th terms of a GP are p and q, respectively, then th...
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- Find the sum up to n terms of the series a+aa+aaa+aaaa+ . . ., AA a in...
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- Find the sum up to n terms of the series 0.b+0.bb+0.bbb+0.bbbb+ . . .,...
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- Let x(1),x(2) be the roots of the equation x^(2)-3x+A=0 and let x(3),x...
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- Let a,b,c be in AP and a^(2),b^(2),c^(2) be in GP. agtbgtc and a+b+c=3...
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