Match the equation of the parabola with the appropriate description.y = 3x2 - 5x + 4
A. Opens up
B. Opens right
C. Opens down
D. Opens left
Answer: A
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For the following pair of equations, predict whether they represent parallel lines, perpendicular lines, or lines that intersect but are not perpendicular.8.4x + 8.1y = 8.7 and 8.1x - 8.4y = 2.1
A. parallel lines B. lines that intersect but are not perpendicular C. perpendicular lines
Express the quantified statement in an equivalent way, that is, in a way that has exactly the same meaning.All uncles are males.
A. At least one uncle is a male. B. All males are not uncles. C. Some males are not uncles. D. There are no uncles that are not males.
9 words are to be paired with the correct 9 out of 11 possible definitions. How many ways are there of guessing?
Fill in the blank(s) with the appropriate word(s).
Solve the problem.It costs $27 per hour plus a flat fee of $19 for a plumber to make a house call. After writing an equation for this situation, what is the total cost to have a plumber come to a house for 4 hours?
A. $108 B. $517 C. $127 D. $103