Find an equation in the form y = Acos x or y = Asin x that represents the given graph.
A. y = 0.2sin x
B. y = -0.2sin x
C. y = 0.2cos x
D. y = -0.2cos x
Answer: A
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Provide an appropriate response.The cost, in millions of dollars, for a company to manufacture x thousand automobiles is given by the function 
Find the number of automobiles that must be produced to minimize cost. Cost to Manufacture Automobiles
A. 6 thousand automobiles B. 16 thousand automobiles C. 2 thousand automobiles D. 4 thousand automobiles
Identify the variable factors and indicate the degree.7m2n4
A. 7 ? m ? m ? n ? n ? n ? n; degree 8 B. m ? m ? n ? n ? n ? n; degree 6 C. m ? n; degree 6 D. m ? m ? n ? n ? n ? n; degree 7
Find the real solutions of the equation.
= 4
A. 
B. 
C. {16}
D. {4}
Convert the polar equation to a rectangular equation. Then determine the graph's slope and y-intercept.r cos 
= 1
A. y = -x
+ 2; slope: -
; y-intercept: 2
B. y = x
- 2; slope: 
; y-intercept: -2
C. y = x
+ 2; slope: 
; y-intercept: 2
D. y = -x
- 2; slope: -
; y-intercept: -2