Determine the phase shift of the function.y = -5 sin 
A. - 
B. 
C. 
D. ?
Answer: D
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Find all values of x in the interval [0°, 360°) that satisfy the equation. Round approximate answers to the nearest tenth of a degree.sin2x - 8 sin x - 4 = 0
A. {28.2°, 151.8°, 208.2°, 331.8°} B. {208.2°, 331.8°} C. No solution D. {28.2°, 151.8°}
Find a polar equation in the form r cos(? - ?0) = r0 for the given line.
x - 
y = 10
A. r cos 
= 10
B. r cos 
= 5
C. r cos 
= 10
D. r cos 
= 5
Provide the proper response.Write a problem that includes last year's sales, this year's sales, and asks for the percent of decrease. Explain how to identify the base, rate, and part in your problem.
What will be an ideal response?
Use division properties of one and zero to quickly determine the quotient, or state that the expression is undefined.
A. Undefined B. 0 C. 8 D. 1