Simplify the radical expression. Assume all variables represent positive real numbers.
A. -5
B. 625
C. 5
D. not a real number
Answer: C
Mathematics
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Solve the problem.The equation D = 
gives the number of diagonals D for a polygon with n sides. Find the number of sides n for a polygon that has 44 diagonals.
A. 8 sides B. 12 sides C. 3 sides D. 11 sides
Mathematics
Divide.
A. 
+ 
i
B. 
+ 
i
C. - 
- 
i
D. - 
- 
i
Mathematics
Find the equation of the line through the given pair of points in standard form using only integers.(2, 3) and (-3, 6)
A. 3x - 5y = 21 B. 3x + 5y = 21 C. 6x + 5y = 21 D. 3x + 5y = -21
Mathematics
Solve.A rock falls from a tower that is 176 ft high. As it is falling, its height is given by the function 
How many seconds will it take for the rock to hit the ground (h=0)?
A. 1936 sec B. 13.3 sec C. 3.3 sec D. 10.9 sec
Mathematics