Question # 1

The ration of the sum and product of roots of 7x² - 12x + 18 = 0 is:

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7:12

2:3

3:2

7:18

No. of ways of solving a quadratic equation:

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1

3

2

4

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c = 0

b = 0, c = 0

If α, ß are complex cube roots of unity, then 1 + αⁿ + ßⁿ = .......... where n is a positive integer divisible by 3:

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1

3

2

4

3^2x - 3^x - 6 = 0 is:

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reciprocal equation

exponentialequation

radicalequation

none of these

If the sum of the roots of the equation kx² - 2x + 2k = 0 is equal to their product, then the value of k is:

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1

2

3

4

If 4^x = 2, then x equals:

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2

1

If P(x) is a polynomial of degree m and Q(x) is a polynomial of degree n, the quotient P(x) + Q(x) will produce a polynomial of degree:

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m . n, plus a quotient

m - n, plus a remainder

m ÷ n, plus a factor

m + n, plus a remainder

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1

0

2

3

Four fourth roots of 625 are:

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±5,±5i

±5,±25i

±25,±25i

none of these

For what value of k, the sum of the roots of the equation x² + kx + 4 = 0 is equal to the product of its roots:

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±1

4

±4

-4

Sum of all three cube roots of unity is:

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1

-1

0

3

Synthetic division is a process of:

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division

subtraction

addition

multiplication

Solution set of the simultaneous equations : x + y = 1, x - y = 1 is:

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{(0,0)}

{(1,0)}

{(0,1)}

{(1,1)}

If the sum of the roots of ax² - (a + 1) x + (2a + 1) = 0 is 2, then the product of the roots is:

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1

2

3

4

The other name of quadratic equation is:

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linear equation

1st degree equation

2nd degree equation

none

Which one is exponential equation:

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ax² + bx + c = 0

ax + b = 0

2^x = 16

If the Discriminant of a quadratic equation is a perfect square, then roots are:

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real and equal

complex

rational

irrational

Which one is radical equation:

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ax² + bx + c

ax + b = 0

2^x = 16

The roots of the equation:

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complex

irrational

rational

none of these

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Mathematics Fsc Part 1 Chapter 4 Online Test MCQs With Answers

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