Graph the system of inequalities.2x + y ? 4 y - 1 ? 0
A. 
B. 
C. 
D. 
Answer: C
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Use implicit differentiation to find dy/dx.cos xy + x7 = y7
A. 
B. 
C. 
D. 
Respond to the question by using complete sentences.Let t be the number of years since 2017. What does t = 1 mean in this situation?
A. The statement t = 1 represents the year 2018. B. The statement t = -1 represents the year 2018. C. The statement t = -1 represents the year 2016. D. The statement t = 1 represents the year 2016.
Write a formula for the function described.Function Y computes the number of square yards in x square feet.
A. Y(x) = 9x
B. Y(x) = 
C. Y(x) = x - 9
D. fY(x) = 
Find sin ?, cos ?, tan ?, csc ?, sec ?, and cot ? for an acute angle ? in a right triangle. It is not necessary to find the measure of ?.cot ? = 
A. sin ? = 
cos ? = 
tan ? = 
csc ? = 
sec ? = 
cot ? = 
B. sin ? = 
cos ? = 
tan ? = 
csc ? = 
sec ? = 
cot ? = 
C. sin ? = 
cos ? = 
tan ? = 
csc ? = 
sec ? = 
cot ? = 
D. sin ? = 
cos ? = 
tan ? = 
csc ? = 
sec ? = 
cot ? = 