Question # 1

Sec 30° = ______

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1

1/2

0

None

The equation |x + 4| = x has solution

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x = -2

x = 2

x = -4

x = 4

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The different of tan x is

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sec2 x

ln |sec x|

sec2 xdx

-cos ec2 x

Range of 3 cot x is ______

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[-1, 1]

[-3, 3]

R

None of these

If x - 1 is a factor of x4 - 5x2 + 4 then other factor is

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(x + 2)2(x - 1)

(x + 2)(x - 1)2

(x+2)(x2- x- 2)

(x + 2)2(x - 1)2

The term involving x⁴ in the expansion (3-2x) is

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217x⁴

15120x⁴

313x⁴

-25x⁴

The maximum value of the quadratic function f(x) = -2x2+20x,is

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4

3

50

7

How many term are there in the A.P, in which a₁ = 11 , a_n =68, d=3

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30

27

20

21

If z₁ = (a,b), z₂=(c,d), then z₁ z₂ = -------------------

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(ac,bd)

(ac+bd, ad-bc)

(ac-bd , ad+bc)

(ac-bd , ad-bc)

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