Write the equation with rectangular coordinates.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: E
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Find the extreme values of the function subject to the given constraint.
A. Maximum: 9 at 
minimum: -9 at 
B. Maximum: 1 at 
minimum: -1 at 
C. Maximum: 1 at 
minimum: -1 at 
D. Maximum: 8 at 
minimum: -8 at 
Set y = 0 and solve the resulting equation.
a. y = -3, 9 b. y = 2 c. y = -3, 8 d. y =8 e. y = 9
Determine whether the given number is approximate or exact.Susan's new car gets 16 miles per gallon of gasoline.
A. Exact B. Approximate
Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r = 5 
A. 
2 + y2 = 
; circle,
radius 
, center at 
in
rectangular coordinates
B. 
x2 + 
2 = 
; circle,
radius 
, center at 
in
rectangular coordinates
C. 
x2 + y2 = 25; circle, radius 5,
center at pole
D. 
x = 5; vertical line 5 units to the right
of the pole