Decide whether the pair of lines is parallel, perpendicular, or neither.9x + 3y = 1215x + 5y = 23
A. parallel
B. perpendicular
C. neither
Answer: A
Mathematics
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State whether the ordered pairs shown in the table are modeled exactly by the linear equation.y = 1.2x - 2
A. No B. Yes
Mathematics
Solve.5x2 - 30x + 40 = 0
A. 0, 2, 4 B. -2, -4 C. 2, 4 D. 5, 2, 4
Mathematics
Write in logarithmic form.42 = 16
A. log42 = 16 B. log416 = 2 C. log216 = 4 D. log164 = 2
Mathematics
Determine any local or absolute extrema as indicated.Use the graph of f to estimate the local extrema.
A. Local maximum: 0; local minima: -2 and 2 B. Local maximum: ?; local minima: -2 and 2 C. No local maximum; local minimum: -4 D. Local maximum: 0; local minimum: -4
Mathematics