Category: Quadratic Equation

Quadratic Equation-1

First-year pre-engineering mathematics multiple choice questions online examination. MCQSa bout 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 product of all four fourth roots of 81 is


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


3. $16\omega^4 + 16 \omega^8$


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


5. The cube roots of $-1$ are


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


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


8. Sum of all cube roots of 64 is


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


10. The cube roots of unity are


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


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


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


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


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


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


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


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


19. $(-1 + \sqrt{-3})^5 + (-1 – \sqrt{-3})^5$ is equal to


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


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