Shade the solution set in the xy-plane.(x + 5)2 + (y - 3)2 ? 4
A.
B.
C.
D.
Answer: D
Mathematics
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Solve the problem.The five sales people at Southwest Appliances earned commissions last year of ,
,
,
, and
. Find the mean commission.
A. $31,680 B. $27,360 C. $30,240 D. $28,800
Mathematics
Perform the desired operation. Write the answer in the form a + bi.(9 + 9i)(5 - 9i)
A. -36 + 126i B. 126 + 36i C. -81i2 - 36i + 45 D. 126 - 36i
Mathematics
Assume that y is directly proportional to x. If x = 28 and y = 21, determine a linear model that relates y and x.
a.
b.
c.
d.
Mathematics
Graph the system of inequalities.2x + 3y ? 6x - y ? 3y ? 2
A.
B.
C.
D.
Mathematics