Answer the question or solve the problem.If a ? b, is it always true that -5a ? -5b? Explain.
What will be an ideal response?
No..Multiplying an inequality by a negative number requires reversing the inequality symbol. (Explanations will vary.)
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Find the axis, domain, and range of the parabola.x = - 
y2 - 2y + 3
A. axis: y = -2 domain: [5, ?) range: (-?, ?) B. axis: y = 5 domain: (-?, ?) range: (-?, 5] C. axis: y = -2 domain: (-?, 5] range: (-?, ?) D. axis: y = 5 domain: (-?, ?) range: [5, ?)
Locate the fraction on the number line.
A.
B.
C.
D.
Suppose each edge of the cube shown in the figure is 4 inches long.
?
?
Find the measure of the angle formed by diagonal CF and edge CD.
?
Round your answer to the nearest tenth of a degree.
?
__________
Fill in the blank(s) with the appropriate word(s).
Write as a unit rate. Round to the nearest tenth, if necessary.420 people in 20 buses
A. 21 people per bus B. 400 people per bus C. 21 buses per person D. 210 people per bus