Evaluate or simplify the given expression.cos (cot-1 x)
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Add or subtract as indicated. Write the answer in simplest form.
+ 
A. 
B. 
C. 
D. 
Mathematics
Multiply. Simplify if possible.4
? 1
A. 4
B. 4
C. 5
D. 8
Mathematics
Find the function.Find the function that is finally graphed after the following transformations are applied to the graph of 
The graph is shifted up 8 units, reflected about the x-axis, and finally shifted left 7 units.
A. y = -
- 8
B. y = 
+ 8
C. y = -
+ 8
D. y = -
- 8
Mathematics
Determine the domain and the range of the function.f(x) = x2 + 10x + 25
A. domain: all real numbers range: {y|y ? 25} B. domain: {x|x ? -5} range: {y|y ? 0} C. domain: all real numbers range: {y|y ? 0} D. domain: {x|x ? 5} range: {y|y ? 0}
Mathematics