Question # 1

Consider the equation px2 + qx + r = 0 where p,q,r are real The roots are equal in magnitude but opposite in sign when

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q = 0, r = 0,p ≠ 0

p = 0,qr≠ 0

r = 0,pq≠ 0

q = 0, pq≠ 0

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a

2a

3a

4a

f(x) = C is

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identity function

constant function

linear function

quadratic function

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xa^x-1

a^x

x in a

a^xIn a

Three right angles is the angle of measure

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270°

180°

90°

270'

The formula an = a +(n-1)d for an A.P is called

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nth term of an A.P

Sum of first n terms

A,M between a and b

None of the above

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Which of the following sets in infinite

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The set of students of your class

The set of all schools in Pakistan

The set of natural numbers between 3 and 10

The set of rational numbers between 3 and 10

The angle between lines xy =0 is

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45°

60°

90°

180°

There is no integer n for which 3n is

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Even

Prime

Odd

Real

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all

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