Question # 1

The range of principal cosine function is:

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A.M between 1 + x - x² and 1 + x + x² is:

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1 + x²

1 + x

2

none

3^2x - 3^x - 6 = 0 is:

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reciprocal equation

exponentialequation

radicalequation

none of these

Tan (294°) =

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tan24°

-tan24°

cot24°

-cot24°

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none of these

The next term of the sequence 1, 6, 20, 56, ........ is:

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112

144

212

none

What is the general term of the geometric sequence -1, 1, -1, 1 ....... ?

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(-1)ⁿ

(1)ⁿ

(-1)^n-1

none of these

Period of a trigonometric function is:

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any real number

any negative real number

any integer

a least positive number

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1

-1

-6

6

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In any triangle ABC, law of tangents is:

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all of these

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ab - cd = 0

ac - bd = 0

ad - bc = 1

ad - bc = 0

If a set is described in words, the method is called:

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tabular form

descriptiveform

set builder notation

non-tabular method

If the roots of x² - bx + c = 0 are two consecutive integers, then: b² - 4ac =

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0

1

-1

2

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Conjugate of a + i b is:

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-a + ib

a + ib

-a - ib

a - ib

In circular system the angle is measured in:

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radians

degrees

degrees, minutes

degrees, seconds

cos(tan^-1∞) =

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0

∞

1

Modulus of 15 i + 20 is:

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20

15

25

none of the above

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Mathematics FA Part 1 Online Test MCQs With Answers

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