Provide an appropriate response.What form do planes perpendicular to the y-axis have in cylindrical coordinates?
A. r = a csc ?
B. r = a sec ?
C. r = a cos ?
D. r = a sin ?
Answer: A
Mathematics
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Find and simplify 
for the function.
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Solve the problem.
The Montgomerys borrowed $86,000 at 7.50% for 30 years to purchase a house. Find the total interest the Montomerys will pay if they pay the loan on schedule.
A. $142,794.40 B. $135,673.60 C. $130,410.40 D. $119,884.00
Mathematics
Find the range of the quadratic function in interval notation.f(x) = (x + 4)2 - 9
A. (-?, -4] B. (-?, -9] C. [-4, ?) D. [-9, ?)
Mathematics
Find the perimeter of the shape made up of rectangles and squares.
A. 68 units B. 99 units C. 136 units D. not enough information given
Mathematics