Determine the amplitude or period as requested.Amplitude of y = - 
sin x
A. 
B. - 
C. 
D. 3
Answer: C
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Expand.(-3m + 3n)4
A. 81m4 - 5184m3n - 2916m2n2 - 324mn3 - 81n4 B. 81m4 - 324m3n - 486m2n2 - 324mn3 - 81n4 C. 81m4 - 5184m3n + 2916m2n2 - 324mn3 + 81n4 D. 81m4 - 324m3n + 486m2n2 - 324mn3 + 81n4
Write the indicated statement. Use De Morgan's Laws if necessary.If x = 7, then x2 = 49.Converse
A. If x = 7, then x2 = 49. B. If x2 ? 49, then x ? 7. C. If x ? 7, then x2 ? 49. D. If x2 = 49, then x = 7.
Provide an appropriate response.A steel sleeve with outside diameter of 6 in. measures 3 1/2 in. across the inside. The sleeve will be babbitted to fit a 1.8 in.-diameter motor shaft. What must the thickness of the babbitt be (in thousandths)? The babbitt is shaded.
A. 2.1 in. B. 0.85 in. C. 1.25 in. D. 1.7 in.
Use the given information to find the exact value of the trigonometric function.sec ? = 4, ? lies in quadrant I
Find cos 
.
A. 
B. 
C. 
D. 