Solve the equation.Solve tan ? = 
for ?, where 0° ? ? ? 90°.
A. 60°
B. 30°
C. 90°
D. 45°
Answer: A
Mathematics
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Find the root. Assume that variables represent nonnegative values.
A. x5
B. x45
C. 
D. 3z
Mathematics
The graph of a function is given. Decide whether it is even, odd, or neither.
A. even B. odd C. neither
Mathematics
Solve the problem.Compute the instantaneous rate of change of the function at at x = a. 
A. 6 B. 27 C. 54 D. -6
Mathematics
Use the graph to determine the domain and range of the function. 
A. domain: {x|x > 0} range: {y|y ? 4} B. domain: {x|x ? 4} range: {y|y > 0} C. domain: {x|x ? 4} range: {y|y ? 0} D. domain: {x|x ? 0} range: {y|y ? 4}
Mathematics