The periods for 
and 
are ?.
?
The graphs of 
and 
will have periods 
and phase shifts 
, for 
.
?
Use these facts to identify the graph of the function
?
?
A. ?
B. ?
C. ?
?
D. ?
E. ?
Answer: D
Mathematics
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Find the transform of the given function of s.F 
= 
A. f 
=t2e-3t
B. f 
= 
t2e-t
C. f 
= 
t2e3t
D. f 
= 
t2e-3t
Mathematics
Find an equation for the hyperbola described.Foci at (±8, 0); vertex at (-2, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Find the exact value under the given conditions.sin ? = - 
, 
< ? < 2?; cos ? = - 
, ? < ? < 
Find sin (? - ?).
A. 
B. 
C. 
D. 
Mathematics
Use the rules of exponents to simplify. Write the answer with positive exponents. Assume that all variables represent positive values.(9a1/7b5/7)2
A. 18a2/7b5/7 B. 81(ab)10/7 C. 9a2/7b10/7 D. 81a2/7b10/7
Mathematics