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11th Class Part 1 Mathematics Test Online MCQs With Answers
Question # 1
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cos x
sec x
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Question # 2
If, for all x in the domain of f, there exists a smallest positive number p such that f (x+p) = f(x), then p is the:
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period of f
period of 2f
period of 3 f
period of 4 f
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Question # 3
A biconditional is written in symbols as:
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Question # 4
The number of subsets of a set having three elements is:
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2
3
4
8
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Question # 5
Amplitude of sin x is:
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R
[-1,1]
0
1
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Question # 6
Multiplicative inverse of -i is:
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i
-i
1
-1
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Question # 7
The period of sec x is:
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Question # 8
If sin α < 0 and cos α > 0, then α lies in:
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I
II
III
IV
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Question # 9
If A = [aij] and B = [bij] are two matrices of same order r × s, then order of A - B is:
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r - s
r × s
r + s
none of these
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Question # 10
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Question # 11
The series 3 + 33 + 333 + ...... is:
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A.P
G.P
H.P
none of these
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Question # 12
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cancellation property w.r.t multiplication
cancellationproperty w.r.t addition
multiplicativeproperty
additiveproperty
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Question # 13
2 cos α cos ß =
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sin (α + ß) - sin (α - ß)
cos (α + ß) - cos (α - ß)
cos (α + ß) + cos (α - ß)
sin (α + ß) + sin (α - ß)
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Question # 14
If set A = {1, 2, 3} and B = {1, 2, 3} then sets A and B are:
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not equal
equal
disjoint
overlapping
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Question # 15
The range of y = cos
-1
x function is:
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Question # 16
If 2s = a + b + c, then in any triangle ABC:
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all of these
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Question # 17
(x + 3) (x + 4) = x2 + 7x + 12 is:
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Question # 18
A circle drawn inside a triangle and touching its sides is known as:
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Question # 19
The ordered pairs (4, 5) and (5, 4) are:
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same
different
both a and b
N
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Question # 20
A matrix in which each element is 0 is called:
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Question # 21
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