First Year Mathematics Chapter 4 Online MCQ Test for 1st Year Mathematics Chapter 4 (Quadratic Equations)

Synthetic division is a process of:

• division A
• subtraction B
• addition C
• multiplication D

How many complex cube roots of unity are there:

• 2 A
• 0 B
• 1 C
• 3 D

If P(x) is a polynomial of degree m and Q(x) is a polynomial of degree n, the product P(x) . Q(x) will be a polynomial of degree:

• m . n A
• m - n B
• m + n C
• m × n D

For what value of k, the roots of the equation x² + √k x + 2 = 0 are equal:

• 1 A
• 8 B
• 2 C
• 4 D

• 4 A
• 16 B
• 8 C
• 64 D

Which one is exponential equation:

• ax² + bx + c = 0 A
• ax + b = 0 B
• 
  C
• 2^x = 16 D

• c = 0 A
• b = 0, c = 0 B
• 
  C
• 
  D

A numbers exceeds its square root by 6, the number is:

• 6 A
• 3 B
• 9 C
• none of these D

• 
  A
• 
  B
• 
  C
• none of these D

If 4^x = 2, then x equals:

• 2 A
• 1 B
• 
  C
• 
  D

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

• 1 A
• 3 B
• 2 C
• 4 D

• quadratic equation A
• reciprocal equation B
• exponential equation C
• none of these D

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:

• ±1 A
• 4 B
• ±4 C
• -4 D

The roots of the equation:

• complex A
• irrational B
• rational C
• none of these D

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

• 7:12 A
• 2:3 B
• 3:2 C
• 7:18 D

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

• reciprocal equation A
• exponentialequation B
• radicalequation C
• none of these D

• 
  A
• 
  B
• 
  C
• i D

6 g of hydrogen gas is.

• 1 mole

  A

• 2 moles

  B

• 3 moles

  C

• 4 moles

  D

No. of ways of solving a quadratic equation:

• 1 A
• 3 B
• 2 C
• 4 D

Sum of all three cube roots of unity is:

• 1 A
• -1 B
• 0 C
• 3 D