Question # 1

If (x+1)(7x+1) = 0 then x is equal to:

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If a = 2, b = -7, c = 1, then the value of b²-4ac is:

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37

39

41

42

Sum roots of 4x²-3x+6=0:

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If a = -2, b = -1 and c = -1, then discriminant is equal to:

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17

-17

-7

7

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2

1

If b²-4ac > 0, but not a perfect square then roots of ax²+bx+c=0 are:

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Imaginary

Rational

Irrational

None of these

The nature of the root of equation x²-5x+5=0

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Rationaland equal

Irrationaland unequal

Irrationaland equal

Rationaland unequal

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1

ax²+bx+c=0, c is the:

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Co-efficient

Variable

Factors

Constant

Cube roots of -1 are:

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If 1 is the zero of polynomial, then remainder is:

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3

2

0

1

The expression "b²-4ac" of a quadratic equation is called:

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Determinant

Redicand

Discriminant

Index

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P(Product of the roots)

S (Sum of the roots)

D (Difference of the roots)

R (Ratio of the roots)

If a = 7, b = 8 and c = 1 then b²-4ac is equal to:

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33

34

35

36

if a=1, b=-3 and c= 3, then discriminant is:

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3

-2

2

-3

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4

3

1

0

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Mathematics 10th Class English Medium Unit 2 Online Test MCQs With Answers

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