Question # 1

For a square matrix A, |A| equals:

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A^t

|A^t|

-|A^t|

-A^t

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

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7

6

2

8

y = sin^-1 x if and only if x = sin y, where:

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

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5

24

20

none

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[0] is a:

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One card is drawn at random from a pack of 52 cards. The probability that the card drawn a king is:

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none of these

-2 sin α sin ß =

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sin (α + ß) + sin (α - ß)

cos (α + ß) + cos (α - ß)

cos (α + ß) - cos (α - ß)

cos (α - ß) + cos (α - ß)

If P(x) is a polynomial of degree m and Q(x) is a polynomial of degree n, the product P(x) . Q(x) will be a polynomial of degree:

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m . n

m - n

m + n

m × n

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p is false and q is true

both p and q are false

p is true and q is false

both p and q are true

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x-axis

y-axis

y = x

y = -x

If a polynomial P(x) = x2 + 4x2 - 2x + 5 is divided by x - 1, then the reminder is:

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8

-2

4

5

The additive inverse of a matrix A is:

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A

A^-1

- A

A²

sin^-1 (-x) =

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-sin^-1 x

sin^-1x

π + cos^-1x

-cos^-1x

The direction of an angle Θ is determined by its:

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value

magnitude

ratio

sign

If sin Θ + cosec Θ = 2, then sin² Θ + cosec² Θ =

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2

4

0

8

In a triangle ABC if a² - b² + c² = ac then < ß =

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The domain of principal tangent function is:

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The graph of x = sin y is obtained by reflecting the graph of y = sin x about the line:

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x axis

y axis

y = x

y = -x

A dice is thrown. The probability to get an odd number is;

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1

none of these

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