Use a radical to write f(x).f(x) = x-2/7
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = - 
Answer: C
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Identify the vertex of the quadratic equation.f(x) = (x + 2)2 + 2
A. (-2, -2) B. (2, 0) C. (-2, 2) D. (0, 2)
The quantity demanded each month of the Sicard wristwatch is related to the unit price by the equation 
, where
src="https://sciemce.com/media/3/ppg__cognero__4.4_Optimization_I__media__eacf8152-3cf0-44cc-b6c7-51eac6d9c7b4.PNG" style="vertical-align:middle;" /> is measured in dollars and 
is measured in units of a thousand.
?To yield a maximum revenue, how many watches must be sold?
?
A. 
B. 
C. 
D. 
E. 
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 
B. 
C. 
D. 27
Solve the equation or inequality graphically. Express solutions or endpoints of intervals rounded to the nearest hundredth, if necessary.
+ 
= 24
A. {-6} B. {-6, 18} C. {6, 18} D. ?