Factor completely.4x2y + 12xy - 40y
A. 4y(x + 2)(x + 5)
B. 4y(x - 2)(x - 5)
C. 4y(x + 2)(x - 5)
D. 4y(x - 2)(x + 5)
Answer: D
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Add and simplify the answer: 
+
.
A. 
B. 
C. 
D. 
Use multiplication to check the answer. If an answer is incorrect, find the correct answer.
A. Incorrect; should be 325 R2 B. Incorrect; should be 324 R3 C. Correct D. Incorrect; should be 325 R4
Solve the problem.In the town of Chesapeake, the temperature during the month of February was always within 16 degrees of the average temperature which was 43 degrees Fahrenheit. Write an absolute value inequality that describes the possible values of T, a temperature in Chesapeake during the month of February. Solve the inequality.
A. 
? 43
Temperatures range from -27° F to 59° F.
B. 
? 43
Temperatures range from 27° F to 59° F.
C. 
? 16
Temperatures range from 27° F to 59° F.
D. 
? 16
Temperatures range from 43° F to 59° F.
Determine whether the graph is that of a function. If it is, use the graph to find its domain and range, the intercepts, if any, and any symmetry with respect to the x-axis, the y-axis, or the origin.
A. function domain: {x|-9 ? x ? 9} range: {y|-9 ? y ? 9} intercepts: (-9, 0), (0, -9), (0, 9), (9, 0) symmetry: x-axis, y-axis B. function domain: {x|-9 ? x ? 9} range: {y|-9 ? y ? 9} intercepts: (-9, 0), (0, -9), (0, 0), (0, 9), (9, 0) symmetry: origin C. function domain: {x|-9 ? x ? 9} range: {y|-9 ? y ? 9} intercepts: (-9, 0), (0, -9), (0, 9), (9, 0) symmetry: x-axis, y-axis, origin D. not a function