Simplify the expression. Write the answer using positive exponents.
A. x3
B. x-3
C. 
D. 3x
Answer: A
Mathematics
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Solve the triangle. 
A. B = 45°, a = 5.66, c = 4 B. B = 40°, a = 5.66, c = 4 C. B = 50°, a = 4, c = 5.66 D. B = 45°, a = 4, c = 5.66
Mathematics
Find the nonreal complex solutions of the equation.3x2 + 7x + 6 = 0
A. {
, 
}
B. {
, 
}
C. {
, 
}
D. {
, 
}
Mathematics
Find the unknown length in the right triangle. If necessary, round to the nearest tenth.
A. 19 mi B. 14 mi C. 11 mi D. 20 mi
Mathematics
Solve.The distance, s(t), in feet traveled by a freely falling object is given by the function 
where t is time in seconds. Use this formula to find the time it would take for an object to fall to the ground from a cliff that is 400 feet high.
A. 25 sec B. 5 sec C. 6 sec D. 4 sec
Mathematics