Solve.
- 
= 
A. {-7}
B. {-7, 7}
C. {7}
D. ?
Answer: D
Mathematics
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Graph the function. State the amplitude, period, and phase shift.y = 4
sin x + 4 cos x
x-scale = 
y-scale = 10
A. Amplitude 4, period 2?, phase shift - 
x-scale =  | y-scale = 10 |
B. Amplitude 8, period ?, phase shift -
x-scale =  | y-scale = 10 |
C. Amplitude 8, period 2?, phase shift -
x-scale =  | y-scale = 10 |
D. Amplitude 4, period ?, phase shift -
x-scale =  | y-scale = 10 |
Mathematics
Convert complex numbers to trigonometric form and then simplify the expression. Write the answer in standard form.
?
?
A. ?
B. ?
C. ?
D. ?
E. 
Mathematics
Graph the function.y = -3 sin 
x
A. 
B. 
C. 
D. 
Mathematics
Multiply. 
A. 1330.25856 B. 1.33025856 C. 133.025856 D. 13.3025856
Mathematics