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. -2
B. -32
C. 2
D. not a real number
Answer: C
Mathematics
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Add or subtract.2.4 - (-1.6)
A. 0.8 B. 4 C. -0.8 D. -4
Mathematics
The graph of a certain function y = f(x) and the zero of that function is given. Using this graph, find a) the x-intercept of the graph of y = f(x) and b) the solution to the equation f(x) = 0.
A. a. 5.5 b. x = 0 B. a. 0 b. x = 5.5 C. a. 5.5 b. x = 5.5 D. a. 5 b. x = 5
Mathematics
Provide an appropriate response.Can 
represent a negative real number?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Give the coordinates of the points shown on the graph. 
A. G = (4, -4), H = (2, -5) B. G = (4, 2), H = (-4, 2) C. G = (4, -4), H = (-5, 2) D. G = (-4, 4), H = (2, -5)
Mathematics