Factor the polynomial by grouping.20x2 - 15x + 12x - 9
A. (5x + 3)(4x - 3)
B. (20x + 3)(x - 3)
C. (5x - 3)(4x + 3)
D. (20x - 3)(x + 3)
Answer: A
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Translate the sentence to an algebraic inequality.The height of a member of the basketball team is at least 80 inches.
A. x > 80 B. x ? 80 C. x < 80 D. x ? 80
Solve the problem. If necessary, round your result to the nearest tenth unless instructed differently. The precise value of your approximation may depend on the conversion path that you choose.Carol and Lu Yi carry a total of 7.5 liters of water as they begin a day hike. How many gallons of water are they carrying, to the nearest tenth?
A. 2.0 gal B. 7.1 gal C. 28.4 gal D. 8.0 gal
Determine if the argument is valid.All businesses are subject to safety inspections.
This restaurant is a business.
A. Invalid B. Valid
Identify the equation without completing the square.3x2 + 4y2 + 5x - 2 = 0
A. parabola B. hyperbola C. ellipse D. not a conic