Simplify the radical expression. Assume all variables represent positive real numbers.
A. 6
B. 3
C. 3
D. 3
Answer: C
Mathematics
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Find the volume of the solid. When appropriate, use ? ? 3.14 and round to the nearest hundredth.
A. 3072 ft3 B. 2048 ft3 C. 256 ft3 D. 48 ft3
Mathematics
Provide an appropriate response.A shadow cast by a tree is 27 feet long when the angle of inclination toward the sun is 40°. How tall is the tree? Round to four significant digits.
A. 32.18 ft B. 17.36 ft C. 22.66 ft D. 35.25 ft
Mathematics
Solve the equation.
= 
A. 
B. 
C. 
D. 
Mathematics
Use the vertical line test to determine whether the graph represents a function.
A. not a function B. function
Mathematics