First-year pre-engineering mathematics multiple choice questions online examination. MCQS about Quadratic equation-1 online examination. MCQs about two-degree equations,

First-year (Intermediate) Pre-Engineering mathematics examination preparation.
Pakistan All boards Pre-Engineering Mathematics MCQs Online Test

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

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

3. The cube roots of unity are

4. Sum of all cube roots of 64 is

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

6. $16\omega^4 + 16 \omega^8$

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

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

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

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

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

12. The cube roots of $-1$ are

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

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

15. $(-1 + \sqrt{-3})^5 + (-1 – \sqrt{-3})^5$ is equal to

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

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

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

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

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