Question # 1

cos^-1 (-x) =

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π + cos^-1 x

π - cos^-1x

π + sin^-1x

π - sin^-1x

In an A.P.a₃ = 12 and a₇ = 32 then d = :

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5

3

7

9

The period of tan 2x is:

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x = 0

y = 0

x = 0 and y = 0

x = 0 or y = 0

In any triangle ABC, law of tangents is:

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all of these

r₁=

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Number of terms in the expansion of (x+y)⁶ is:

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7

6

2

8

ⁿC₄ =ⁿC₈then n = :

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4

12

8

6

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A

B

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B

A

none of these

No. of selection of n different things out of n is:

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1

n

n!

none

If a_n = (n + 1) a_n-1, a₁ = 1, second term of the sequence is:

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3

1

2

4

The distance between the points P(x1, y1) and Q(x2, y2) is:

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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

r₃ =

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rationalnumber

irrationalnumber

naturalnumber

wholenumber

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A.M between x - 3 & x + 5 is __________:

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x + 1

x - 1

2x + 2

none

Number of digits multiple of 5 made from the digits 2, 3, 5, 7, 9 is:

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5

24

20

none

If cosec Θ > 0 and cot Θ < 0, then terminal arm of the angle lies in:

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I

II

III

IV

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z is purely real

z is any complex number

z is purely imaginary

real part of z = imaginary part of z

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Mathematics FA Part 1 Online Test MCQs With Answers

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