Evaluate the radical expression if it is a real number. Use a calculator to approximate irrational numbers to the nearest hundredth. If the expression is not a real number, so state.
A. 
B. 121
C. 11
D. 
Answer: D
Mathematics
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Simplify, where possible.4x + 10x
A. 40x B. 14x2 C. 14x D. 28x
Mathematics
Provide an appropriate response.In the following sequence, the figures are made of cubes that are glued together. If the exposed surface is to be painted, then how many squares will be painted in the 10th figure?
A. 270 B. 260 C. 250 D. 240
Mathematics
Solve the problem.Find the work done by a force of 10i (newtons) in moving as object along a line from the origin to the point 
(distance in meters).
A. 70.71 joules
B. 10
joules
C. 100 joules
D. 100
joules
Mathematics
Subtract.
A. 45 B. 25 C. 143 D. 17
Mathematics