Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = 
, 
? ? ? 2?Find cos 
.
A. 
B. - 
C. 
D. - 
Answer: D
Mathematics
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Use a sketch to find the exact value of the expression.tan 
A. 
B. 
C. 2
D. 1
Mathematics
Use the graph of the relation to identify the domain and range.y = x - 3
A. domain: (-3, ?) range: (-?, ?) B. domain: (-?, ?) range: (3, ?) C. domain: (3, ?) range: (-?, ?) D. domain: (-?, ?) range: (-?, ?)
Mathematics
Solve.Lorrie bought 
lb of basil and 
lb of oregano. How many pounds of herbs did she buy in total?
A. 
lb
B. 
lb
C. 
lb
D. 
lb
Mathematics
Write the equation of a line connecting the given points in slope-intercept form.
, 
A. y = - 
x
B. y = 
x + 
C. y = 
x
D. y = 
x - 
Mathematics