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WorksheetsExtra Exam Review 2025
Total questions: 65
Worksheet time: 4hrs 4mins
-6x2 + 4y2 + 9x + y = -7
x2 + y2 +10y = 39
r=1+sinθ
Which of the following could be the equation for...
r = 6 + 6 sin θ
r = 12 sin θ
r = 6 - 6 sin θ
r = 6 + 6 cos θ
Match the given polar equation with its corresponding graph.
r2=9cos2θ
rose
lemniscate
dimpled limacon
cardioid
Match the given polar equation with its corresponding graph.
r=5cos2θ
rose
lemniscate
dimpled limacon
cardioid
Vertices ( -2, -4), (-2, 8)
Length of minor axis is 10
What is the center of the ellipse?
Write in component form.
<0, 4>
<8, 2>
<2, 8>
<0, 2>
p=<3, −9>
Find the magnitude to the nearest tenth.
10
9
2√3
Vertical 12.1
Magnitude 12.1
Magnitude 12.1
Magnitude 12.1
v - w
-6i + 2j
6i - 2j
2i - 6j
-2i + 6j
Identify all angles where r=0 for:
r = 4 sin 2θ
0, 2π, π, 23π
4π, 43π, 45π, 47π
0, π, 2π, 3π
There are no angles where r=0
Identify all angles that are the zeros.
r=1-2sinθ
6π,65π
3π,32π
6π
67π,611π
Find the solution point of the curves r = cosθ and r = 2 + 3cosθ . Let answers be written as (r, θ) .
(1, Π)
(1, Π) (0, 0)
(-1, Π) (0, 0)
(-1, Π)
At what values of theta do the following curves intersect? Select all that apply.
r = sinθ
r = 1 − sinθ
0
6π
2π
65π
Which point represents (−4,34π) ?
(a)
Find the polar coordinates for the rectangular point (−3,0) .
(3,π)
(3,0)
(3,2π)
(3,23π)
Give the rectangular coordinates for the polar point (4,π)
(-4,0)
(4,0)
(0,-4)
(0,4)
Give the rectangular coordinates for the polar point (4,−23π)
(-4,0)
(4,0)
(0,-4)
(0,4)
Which of the following graphs is symmetric about the line θ=2π ?
Three of the following coordinates represent the same point. Which one represents a DIFFERENT point from the others?
(4,3π)
(4,−35π)
(−4,35π)
(−4,−32π)
9 5
42 35
7 1
Find the determinant of the matrix and determine of the matrix is invertible.
det = -14, inverse exists
det = 0, no inverse exists
det = 166, inverse exists
det = 14, inverse exists
Find the area of triangle ELI where E=(2, 11), L=(7, 1) and I=(2, 1)
36
50
12.5
What is A-1?
Solve the following systems of equations.
-x+6y-z=6
2x+y-3z=16
-x+5y+3z=-7
A (0, -6, 0)
B (0, 0, -6)
C (3, 1, -3)
D (-6, 4, -3)
S20°E?
290
Given p = <4, -6> and q = <-5, 2> find ||2p - q||
√269
√365
√179
√109
Find the value of x that makes the equation true.
x = 7
x = -11/3
x = 19
x = -7
Perform the matrix operations.
An airplane on course bearing 105° at 400 mph encounters a wind blowing 35 mph due east. Find the direction of the resultant vector.
A feliex dances at a constant speed of 100 mph on a heading of N 45 E. There is a wind blowing 500 mph south. Use the options below to find the direction:
(a) (b) (c)
A feliex dances at a constant speed of 100 mph on a heading of N 45 E. There is a wind blowing 500 mph south. Find the objects ground speed and round to the nearest tenth.
(a)
Find the dot product: u=(−12,30) and v=(21,−45)
2−87
(-6, 2−75 )
263
Determine one cycle for the polar curve.
r=5cos2θ
0 ≤ Θ ≤ Π
0 ≤ Θ ≤ 2π
0 ≤ Θ ≤2π
0 ≤ Θ ≤ 23π
Simplify: secθsinθ
cos θ
csc θ
tan θ
cot θ
Select all that are Pythagorean Identities.
sin2(u) + cos2(u) = 1
sin2(u) - cos2(u) = 1
tan2(u) + 1 = sec2(u)
cot2(u) + csc2(u) = 1
cot2(u) + 1 = csc2(u)
cos 2 x + sin 2 x=
Find the exact value.
A
B
C
D
A
B
C
D
A
B
C
D
sec(5°)=
Complete this equation using a cofunction identity.
csc(5°)
csc(85°)
sec(85°)
cos(5°)1
Which expression is always equivalent to sin x when 0°< x < 90°?
cos(90°−x)
cos(45°−x)
cos(2x)
cos x
State the correct cofunction identity
cos(2π−θ)=
sin(θ)
csc(θ)
sec(θ)
tan(θ)
State the correct cofunction identity
tan(2π−θ)=
sin(θ)
cot(θ)
cos(θ)
tan(θ)
Write the expression as the sine or cosine of a single angle: sin(3π)cos(7π)−sin(7π)cos(3π)
cos(214π)
sin(214π)
cos(2110π)
sin(2110π)
1−tan45otan30otan45o+tan30o is equivalent to.. #11
tan75o
tan 15o
cos30osin45o
tan90o
Solve equation for 0≤θ<2π .
−2+cotθ=−3
θ=43π,34π,47π
θ=43π,47π
θ=3π,34π
θ=43π,34π
Solve equation for 0≤θ<2π .
1+tan2θ=4tan2θ
θ=6π,65π,67π,611π
θ=3π,32π,34π,35π
θ=6π,67π
θ=6π,65π,67π
