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Math 11 Chapter 8
Mathematical Inductions and Binomial Theorem
Test - 5
1.
In expansion of (a + x)n , the number of terms are ………….. that its index.
a) one greater
b) one smaller
c) smaller number
d) greater number
2.
The sum of exponents of a set a and x in binomial expansion is ………….... its index.
a) equal to
b) unequal to
c) smaller than
d) greater than
3.
In expansion of (a + x)n , total number of terms is …………….
a) n +1
b) n +1
c) a +1
d) a -1
4.
If the term of expansion (a + x)
n
is independent of x , the exponent of x is
a) zero
b) 1
c) -1
d) all of these
5.
The sum of coefficients of a binomial expansion equals to ……………..
a) 2
n
b) 3
n
c) 2
p
d) 2
a
6.
The sum of odd coefficients of a binomial expansion equals to the sum of its ……………. coefficients.
a) Even
b) Odd
c) Simple
d) Complex
7.
The binomial series are used for ………….. of infinite sets.
a) Summation
b) Multiplication
c) Division
d) Subtraction
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