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WGU C957 Applied Algebra Guide ( 2026/2027 Update) Questions and Answers
WGU C957 Applied Algebra Guide ( 2026/
2026 Update) Questions and Answers
Q: regression equation
Answer:
best fit equation for a set of real world data
Q: Concave up
Answer:
y = x^2
Q: Concave down
Answer:
y = -x^2
Q: inflection point
Answer:
a point where the concavity changes
Q: asymptote
Answer:
a line that continually approaches a given curve but does not meet it at any finite distance. A natural
limitation
Q: exponential function
Answer:
a function with 1 curve and asymptote
Q: logistic function
Answer:
function with 2 curves and 2 asymptotes
Q: Concave up parameters
Answer:
the function is increasing at an faster and faster rate
OR
the function is decreasing at a slower and slower rate
Q: concave down parameters
Answer:
the function is increasing at a slower and slower rate OR
the function is decreasing at a faster and faster rate
Q: quantitative variable
Answer:
a characteristic that can be measured numerically
Q: qualitative variable
Answer:
do not have a numerical value, but describe something;
colors, car model, political party, computer brands
Q: independent variable
Answer:
explains, influences, or affectsthe other variable;located on the x-axis of a graph
Q: dependent variable
Answer:
responds to the IV; located on the y-axis
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