Use a graphing calculator to approximate all real solutions of the equation.y = x3 - 75x - 250
A. -5, -5, 10
B. 5, -5, 10
C. -5, 5, 10
D. -10, -5, 5
Answer: A
Mathematics
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Write a description of the shaded region using the symbols A, B, C, ?, ?, -, and ' as needed.
A. (A ? B ? C)' B. (A ? B) ? C' C. (A ? B) ? C' D. A ? B ? C'
Mathematics
Simplify the expression using the order of operations.8 - (-1)4
A. 9 B. 15 C. 7 D. 17
Mathematics
A farmer wishes to work out the average milk yield in his herd that consists of an equal number of Ayrshire, Friesian, Galloway, and Jersey cows.Suppose the farmer samples the 12 cows in his barn that are closest to where he enters the barn. What type of sampling is being used?
A. quota sampling B. stratified sampling C. convenience sampling D. simple random sampling E. capture-recapture
Mathematics
Add or subtract as indicated.
+ 
A. 
B. 
C. 
D. 
Mathematics