Category: Quadratic Equation

1. Solution set of the equation $x^2 – 4x + 4 = 0$ is

2. The product of all four fourth roots of unity is

3. The quadratic formula for solving the equation $ax^2 + bx + c =0$ is $(a\ne 0)$

4. To convert $ 4^{1+x} + 4^{1-x} =10$ into quadratic, the substitution is

5. $16\omega^4 + 16 \omega^8$

6. The convert $ax^{2n} + bx^n + c =0 (a\ne 0) $ into quadratic form, the correction substitution

7. The cube roots of unity are

8. The cube roots of $-1$ are

9. The roots which satisfy radical free equation but not radical equation are called

10. The product of all four fourth roots of 81 is

11. The sum of all four fourth roots are 16 is

12. The equation which remains unchanged if $x$ is replaced by $\frac{1}{x}$, then it is called

13. Product of all cube roots of $-1$ is

14. Sum of all cube roots of 64 is

15. The equation $ax^2 + bx + 9 =0$ will be quadratic if

16. The equations involving radical expressions of the variable are called

17. $(-1 + \sqrt{-3})^5 + (-1 – \sqrt{-3})^5$ is equal to

18. The complex cube roots of unit are ______________ each other

19. The sum of all four fourth roots of unity is

20. The equation in which variable quantity occurs in exponent is called