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Quadratic Equation-1

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 cube roots of unity are


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


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


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


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


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


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


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


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


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


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


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


13. $16\omega^4 + 16 \omega^8$


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


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


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


17. Sum of all cube roots of 64 is


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


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


20. The cube roots of $-1$ are


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