If z is a complex number then the product of z and its conjugate is a real number.
?
A. false
B. true
Answer: B
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Solve the problem. Round to the nearest cent.Find the future value of $700 invested over 3 years in an account with an APR of 7% compounded quarterly.
A. $857.53 B. $862.01 C. $847.00 D. $737.40
Find the slope of the line containing the two points.(9, -7); (-2, -7)
A. 0
B. -11
C. 
D. undefined
An object is attached to a coiled spring. The object is pulled down (negative direction from the rest position) and then released. Write an equation for the distance of the object from its rest position after t seconds.amplitude = 12 cm; period = 4? seconds
A. d = -12 cos 
t
B. d = -12 cos 
?t
C. d = -4 cos 
t
D. d = -12 sin 
?t
A grand tour of four cities begins at city A and makes successive stops at cities B, C, and D before returning to city A. If the cities are located as shown in the following figure, find the total distance covered on the tour.
?
?
?
__________mi
Fill in the blank(s) with the appropriate word(s).