Find different polar coordinates (r, ?) for the same point under the given conditions.
, r < 0 and 2? < ? < 4?
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Use the Quotient Rule to simplify. All variables are nonzero.
A. 4x3 B. 4x2 C. 12 D. 4x4
Mathematics
Write a formula for a linear function f whose graph satisfies the conditions.Slope: 
; y-intercept: 4
A. f(x) = - 
x - 4
B. f(x) = 
x - 4
C. f(x) = 
x + 4
D. f(x) = - 
x + 4
Mathematics
Find the length s. Round the answer to three decimal places.
A. 3.82 m B. 4.189 m C. 2.356 m D. 4.712 m
Mathematics
Perform the indicated operation. Write the result in the form a + bi.(7 - 2i) + (6 + 9i)
A. 13 + 7i B. -13 - 7i C. 1 + 11i D. 13 - 7i
Mathematics