Sequences and Series PYQs - Last 5 Years
BITSAT / Mathematics / Algebra / 15 recent questions
MathematicsAlgebra2021-2025
Practice 15 BITSAT Mathematics questions from Sequences and Series. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
15
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Mathematics / Algebra
2021-2025
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15
Last 5 Years
2021-2025
15
Last 10 Years
2016-2025
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15 in last 5 years15 in last 10 years
Last 5 Years Sequences and Series Questions
Showing 15 of 15 filtered questions.
1Sequences And Series
If $a, b, c, d$ be four positive unequal quantities and $s=a+b+c+d$, then $(s-a)(s-b)(s-c) (s-d)>k a b c d$. Then, value of $k$ is
MCQ+3 / -12025
2Sequences And Series
For three numbers $a, b, c$ between 2 and 18 such that their sum is 25 , the numbers $2, a, b$ are in AP and the numbers $b, c, 18$ are in GP Then, the value of $a+b+c$ is
MCQ+3 / -12025
3Sequences And Series
The coefficient of $x^n$ in the expansion of $\frac{1-a x-x^2}{e^x}$ is
MCQ+3 / -12025
4Sequences And Series
If $ \sum\limits_{k=1}^{n} k(k+1)(k-1)=p n^{4}+q n^{3}+t n^{2}+s n $, where $ p, q, t $ and $ s $ are constants, then the value of $ s $ is equal to
MCQ+3 / -12024
5Sequences And Series
There are four numbers of which the first three are in GP and the last three are in AP, whose common difference is 6 . If the first and the last numbers are equal, then two other numbers are
MCQ+3 / -12024
6Sequences And Series
The coefficient of $ x^{n} $ in the expansion of $ \frac{e^{7 x}+e^{x}}{e^{3 x}} $ is
MCQ+3 / -12024
7Sequences And Series
If $ a > 0, b > 0, c > 0 $ and $ a, b, c $ are distinct, then $ (a+b)(b+c)(c+a) $ is greater than
MCQ+3 / -12024
8Sequences And Series
Given, a sequence of 4 numbers, first three of which are in GP and the last three are in AP with common difference 6. If first and last term of this sequence are equal, then the last term is
MCQ+3 / -12023
9Sequences And Series
If \(a_1, a_2, \ldots, a_n\) are in HP, then the expression \(a_1 a_2+a_2 a_3+\ldots+a_{n-1} a_n\) is equal to
MCQ+3 / -12023
10Sequences And Series
Let \(\frac{1}{16}, a\) and \(b\) be in GP and \(\frac{1}{a}, \frac{1}{b}, 6\) be in AP, where \(a, b>0\). Then, \(72(a+b)\) is equal to
MCQ+3 / -12023
11Sequences And Series
In a sequence of 21 terms, the first 11 terms are in AP with common difference 2 and the last 11 terms are in GP with common ratio 2. If the middle term of AP be equal to the middle term of the GP, then the middle term of the entire sequenc...
MCQ+3 / -12022
12Sequences And Series
Let a1, a2, a3 .... be a harmonic progression with a1 = 5 and a20 = 25. The least positive integer n for which an < 0, is
MCQ+3 / -12022
13Sequences And Series
Let a1, a2, ...... a40 be in AP and h1, h2, ..... h10 be in HP. If a1 = h1 = 2 and a10 = h10 = 3, then a4h7 is
MCQ+3 / -12022
14Sequences And Series
Sum of n terms of the infinite series
1.32 + 2.52 + 3.72 + ..... \(\infty\) is
1.32 + 2.52 + 3.72 + ..... \(\infty\) is
MCQ+3 / -12021
15Sequences And Series
If a + 2b + 3c = 12, (a, b, c \(\in\)R+), then the maximum value of ab2c3 is
MCQ+3 / -12021