Cos, Sin, Tan, and the inverses.
Graphing them and the functions
Equations
Laws
Other stuff
100
sin/cos=? A. Cot. B. Csc. C. Sec. D. Tan.
D. Tangent.
100
In the function Af(B(x+/-C))+/-D, what changes if D does? (pick two) A. Amplitude B. Maximum/minimum values C. Period D. Zeros.
Maximum/minimum values, and Zeros.
100
What is equivalent to gravity for mathematical purposes?
9.8 m/s^2
100
What is the Law of Cosine?
a^2 + b^2 – 2ab*cos(c)=c^2
100
In a set of polar coordinates, what is the variable R called? A. Modulus B. Argument
Modulus.
200
tan^2+1=? A. Cot^2-1 B. Csc/Sec C. Sec^2 D. Tan+2
C. Sec^2
200
In the function Af(B(x+/-C))+/-D, what changes if B does? (pick two) A. Amplitude B. Maximum/minimum values C. Period D. Zeros.
Period and Zeroes
200
1/cos^2 = A. Sec^2 B. 2Csc C. Sin^2/Csc D. 2Sec
A. Sec^2
200
What is the Law of Sine?
What is sinA/a=sinB/b=sinC/c
200
For the equation r = 2sin(4*theta), what polar family is graphed?
A rose.
300
What is the period of Sine and Cosine?
2pi
300
In the function Af(B(x+/-C))+/-D, what changes if A does? (pick two) A. Amplitude B. Maximum/minimum values C. Period D. Zeros.
Amplitude and Minimum/Maximum values
300
Cos(a+b)= A. Cosa*sina+cosb*sinb B. cosb*sina+cosa*sinb C. cosa*cosb-sina*sinb D. cosb*cosa-cosa*sinb
C. cosa*cosb-sina*sinb
300
What triangles does the Law of Cosine help solve? SSS SAA SAS ASA AAA SSA
SSS, SAS.
300
If Z1=4+7i, and Z2=8+i, what is z*z?
What is 25+57i
400
What is the range of Cot?
infinity
400
What is the zero product property?
if AB=0, then a=0 or b=0.
400
Which does NOT equal cos2x? A. cos^2-sin^2 B. 2/Sec C. 1-2sin^2 D. 2cos^2
B. 2/Sec
400
What triangles does the Law of Sine help solve? SSS SAA SAS ASA
SAA, ASA.
400
What is 4(cos(3pi/2)+isin(3pi/2))^4?
-256
500
What is an asymptote?
A line on a graph that the function will always get closer to, but never reach.
500
Harmonic motion is periodic motion about ________ A. the Pole B. the Origin C. an Equilibrium D. an Axis
C. an Equilibrium.
500
Solve sinx-1=cosx.
pi/2+/- 2pi*n, pi+/-2pi*n.
500
If an SAS triangle has a length a=4, and b=3, and an angle A of 100, how many solutions are there?
1, approximately 47.6 degrees.
500
What is the theorem used in the previous question?
DeMovire's Theorem.
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