Use the rules of exponents to simplify. Write the answer with positive exponents. Assume that all variables represent positive values.z-2/5 ? z3/5
A. z5/6
B. z1/5
C. z6/5
D. z-1/5
Answer: B
Mathematics
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Solve the problem.A rock falls from a tower that is 78.4 m high. As it is falling, its height is given by the formula 
with t in seconds. How many seconds will it take for the rock to hit the ground (h = 0)?
A. 1254.4 sec B. 8.6 sec C. 8.9 sec D. 4 sec
Mathematics
Solve the equation.3x = 
A. 
B. {2}
C. {-2}
D. 
Mathematics
Provide an appropriate response.Real estate or real property is defined as:
A. improvements, such as water and sewer systems B. any type of structure C. land D. all of these are appropriate as real estate or real property
Mathematics
Solve the equation for x.
= 4
A. {2} B. {4} C. {-2} D. ?
Mathematics