Practice Quadratic Polynomials (2.5) - Algebra

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8 questions

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2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the standard form of a quadratic polynomial?
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Remember the components a, b, and c.
Question 2.
If the quadratic polynomial is 3x² - 2x + 5, identify the values of a, b, and c.
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Look for the coefficients of the respective terms.
3Question 3.
What is the standard form of a quadratic polynomial?
- ax + b + c
- ax² + bx + c
- a + b + c
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Think about the degree of the polynomial.
4Question 4.
True or False: The discriminant can be used to determine if the roots are real or complex.
- True
- False
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Recall how the value of the discriminant impacts the roots.
Question 5.
Create a quadratic polynomial with roots at 1 and -3 and express it in standard form. Then, find the discriminant and discuss the nature of the roots.
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Use the factored form to find the polynomial.
Question 6.
Given the quadratic polynomial 5x² - 20x + 15, calculate the roots using the quadratic formula.
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Plug the coefficients into the quadratic formula.

4 more questions in this section. Enroll free to practise them all.