8.Sequence and Series Quiz
Authored by Aasha academia
Mathematics
11th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the series associated with a given sequence a1, a2, a3, ..., an?
a1 / a2 / a3 /,.../ an
a1 - a2 - a3 -,...- an
a1 * a2 * a3 *,...* an
a1 + a2 + a3 +,...+ an
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When is a sequence called infinite?
When it has an increasing number of terms
When it has a decreasing number of terms
When it has an infinite number of terms
When it has a finite number of terms
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum to n terms of a Geometric Progression?
S_n = a + ar + ar^2 + ar^3 + ...+ ar^(n-1)
S_n = a * ar * ar^2 * ar^3 * ...* ar^(n-1)
S_n = a - ar - ar^2 - ar^3 - ...- ar^(n-1)
S_n = a / ar / ar^2 / ar^3 / .../ ar^(n-1)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the general term of a Geometric Progression?
a
ar^3
ar^2
ar
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the Geometric Mean of any two positive numbers a and b?
a / b
a - b
a + b
√ab
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for the sum to n terms of a Geometric Progression?
S_n = a + ar + ar^2 + ar^3 + ...+ ar^(n-1)
S_n = a * ar * ar^2 * ar^3 * ...* ar^(n-1)
S_n = a - ar - ar^2 - ar^3 - ...- ar^(n-1)
S_n = a / ar / ar^2 / ar^3 / .../ ar^(n-1)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the expression for the series associated with a given sequence?
a1 * a2 * a3 *,...* an
a1 - a2 - a3 -,...- an
a1 / a2 / a3 /,.../ an
a1 + a2 + a3 +,...+ an
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