Practice Quadratic Equations (4) - QUADRATIC EQUATIONS

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8 questions

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6 questions · about 4 min · pass mark 70%. Hints available.
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2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
Identify whether the equation x² - 5x + 6 = 0 is quadratic.
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Check for the highest power of x.
Question 2.
What is the general form of a quadratic equation?
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Identify the degrees of terms.
3Question 3.
What is the standard form of a quadratic equation?
- ax² + bx = 0
- ax + b + c = 0
- ax² + bx + c = 0
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Look for the term with x².
4Question 4.
True or False: The equation x² - 4 = 0 has two real roots.
- True
- False
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Consider the values that make the equation zero.
Question 5.
If a rectangular garden has a length of twice the breadth and an area of 120 m², what are its dimensions?
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Set the area equation to express dimensions.
Question 6.
Solve the equation 3x² - 5x + 2 = 0 using the quadratic formula.
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Use the quadratic formula x = (-b ± √(D)) / (2a).

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