Complete the square to write the function in the form 
f(x) = x2 - 18x + 83
A. f(x) = (x - 9)2 - 2
B. f(x) = (x - (-2))2 - 9
C. f(x) = (x - (-9))2 + 2
D. f(x) = (x - 9)2 + 2
Answer: D
Mathematics
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Solve the application problem.Suppose that the two triangles shown in the figure are similar. Find x. 
A. x = 5 B. x = 4 C. x = 8 D. x = 9
Mathematics
Express the given complex number in polar form.0.800e1.00j
A. 1.00 ( cos 45.8° + j sin 45.8°) B. 1.00 ( cos 57.3° + j sin 57.3°) C. 0.800 ( cos 57.3° + j sin 57.3°) D. 0.800 ( cos 45.8° + j sin 45.8°)
Mathematics
For the given figure both triangles are equilateral triangles.
(a) Describe the rotational symmetries of the figure or explain why none exist.
(b) Sketch the lines of symmetries on the figure or explain why none exist.
Mathematics
Perform the indicated operation.
+ 
A. 
B. 
C. 
D. 
Mathematics