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What is the graphical representation of the equation y = 2x + 3?

C. A LINE WITH A SLOPE OF 2 AND Y-INTERCEPT OF 3
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If the roots of the quadratic equation 2x² + 3x + k = 0 are real and equal, what is the value of k?

A. -4.5
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In a practical problem, if a car travels at a speed of 60 km/h for t hours, how can the distance traveled be expressed as a linear equation?

B. DISTANCE = 60T
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Which of the following quadratic equations has roots that are both negative?

A. X² + 4X + 4 = 0
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For the quadratic equation x² + px + q = 0, if the roots are r1 and r2, which of the following represents the product of the roots?

C. Q
Posted in:  Quadratic Equations -  Algebra -  Mathematics