Question # 1

The maximum value of 12 sinθ-9 sin²θis x

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3

4

5

None of these

The first three terms in the expansion of (1 - x)^-3are

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1 + 3x + 6x²

1 - 3x + 6x²

-3 - 3x - 6x²

1 - 3x - 6x²

A series consisting of an unlimited number of terms is termed as an

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Finite sequence

Infinite sequence

^{Infinite series}

geometric sequence

A circle which touches one side of a triangle extermally and the other two sides produced is called

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In-circle

Circumcircle

e-circle

Point circle

To each element of a group there corresponds ______ inverse element

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Two

One

No

Three

(1, 1) is the in the solution of the inequality

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3x + 4y > 3

2x + 3y < 2

4x = 3y > 5

2c - 3y > 2

If A and B are two matrices such that AB = B and BA =A, then A²+ B²=

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2 AB

2 BA

A + B

AB

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cos 2x + c

- cos 2x + c

tan 2x + c

cot 2x + c

The radius of the circle x²+ y² - 6 x + 4 y +13 = 0 , is

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1

2

0

None of these

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A

B

U

None of these

120°=______

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