Find the amplitude or period as requested.Find the amplitude of y = -4 sin 
.
A. 
B. 4
C. 2
D. -8
Answer: B
Mathematics
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Solve the problem.A window is in the form of a rectangle surmounted by a semicircle. The rectangle is of clear glass, whereas the semicircle is of tinted glass that transmits only one-fifth as much light per unit area as clear glass does. The total perimeter is fixed. Find the proportions of the window that will admit the most light. Neglect the thickness of the frame.
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Use a calculator to evaluate the expression, or state that the value does not exist. Round the answer to four decimal places when necessary.
coth-1 
A. -0.3466 B. -0.1155 C. -0.0252 D. -0.231
Mathematics
Write the equation in its equivalent logarithmic form.53 = 125
A. log3125 = 5
B.
| log5125 = 3 |
C. log1255 = 3
D. log53 = 125
Mathematics
Solve the equation.
+ 
= 3
A. ?
B. {4}
C. 
D. {1}
Mathematics