1.
Write
in rectangular form.
A.
B.
C.
D.
Hint
2.
Graph the equation
.
A.
B.
C.
D.
Hint
3.
Write the equation 5
x
- 2
y
= 7 in polar form. Round
to the nearest degree.
A.
B.
C.
D.
Hint
4.
Write the polar equation 7 =
r
cos (
- 2.3) in rectangular form, rounding the coefficients of
x
and
y
to the nearest hundredth.
A.
0.67
x
- 0.75
y
+ 7 = 0
B.
0.75
x
- 0.67
y
- 7 = 0
C.
-0.75
x
- 0.67
y
- 7 = 0
D.
0.75
x
+ 0.67
y
+ 7 = 0
Hint
5.
Which of the following is the graph of the equation 4 = -
r
cos (
- 58°)?
A.
B.
C.
D.
Hint