Write the polar equation in terms of x and y.r = 
A. 4x + y = 5
B. 4x + y = 25
C. x + 4y = 5
D. x + 4y = 25
Answer: A
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Solve the problem.Thompson's Hardware spent $15,670 this year on advertising alone. If total sales were $790,100, what percent of total sales was spent on advertising? Round to the nearest tenth of a percent, if necessary.
A. 504% B. 0.2% C. 50.4% D. 2%
Approximate the square root. Round to the nearest tenth, if needed.
A. 2664.5 B. 73 C. 78 D. 730
Provide an appropriate response.Find the limiting matrix 
corresponding to the transition matrix P = 
.Round to the nearest hundredths.
A. 
B. 
C. [0.875 0.125]
D. 
Find a matrix A and a column matrix B that describe the following tables involving credits and tuition costs. Find the matrix product AB, and interpret the significance of the entries of this product.
?
A.
AB = 
College A costs $892 and College B costs $1026.
B.
AB = 
College A costs $937 and College B costs $1140.
C.
AB = 
Tuition for Student 1 is $1200, tuition for Student 2 is $1243, and tuition for Student 3 is $827.
D.
AB =
Tuition for Student 1 is $1210, tuition for Student 2 is $1273, and tuition for Student 3 is $832.