Which one is radical equation:

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

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

• {(0,0)} A
• {(1,0)} B
• {(0,1)} C
• {(1,1)} 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

If a polynomial P(x) = x2 + 4x2 - 2x + 5 is divided by x - 1, then the reminder is:

• 8 A
• -2 B
• 4 C
• 5 D

Four fourth roots of 625 are:

• ±5,±5i A
• ±5,±25i B
• ±25,±25i C
• none of these D

In ax² + bx + c = 0, if b² - 4ac > 0 and perfect square the roots are:

• rational A
• irrational B
• equal C
• complex D

Synthetic division is a process of:

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

• 4 A
• 16 B
• 8 C
• 64 D

The other name of quadratic equation is:

• linear equation A
• 1st degree equation B
• 2nd degree equation C
• none D

If 4^x = 2, then x equals:

• 2 A
• 1 B
• 
  C
• 
  D

If α, ß are the roots of x² + kx + 12=0 such that α-ß = 1 then K = :

• 0 A
• ±5 B
• ±7 C
• ±15 D

Equations having a common solution are called:

• linear A
• quadratic B
• homogeneous C
• simultenaeous D

If one root of 2x² + ax + 6 = 0 is 2 then the value of a is:

• 7 A
• -7 B
• 
  C
• 
  D

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

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

• real and equal A
• complex B
• rational C
• irrational 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

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

Complex roots of real quadratic equation always occur in:

• conjugate pair A
• ordered pair B
• reciprocal pair C
• none of these D

The roots of the equation:

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

Sum of all four fourth roots of unity is:

• 1 A
• 0 B
• -1 C
• 3 D