Simplify the radical expression. Assume that all variables represent positive real numbers.
A. 6
B. 1
C. 36
D. 
Answer: B
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Answer the question.The graph of a quadratic function 
is shown in the standard viewing window, without x-axis tick marks. Which one of the following choices would be the only one of the four that could possibly be the solution set for 
A. 
B. 
C. 
D. 
Multiply the polynomials using a special product formula. Express the answer as a single polynomial in standard form.(2x + 1)2
A. 4x2 + 1 B. 2x2 + 1 C. 4x2 + 4x + 1 D. 2x2 + 4x + 1
Find the absolute maximum value and the absolute minimum value, if any, of the given function.
?
on 
?
A. Absolute maximum value: 
; absolute minimum value: 
B. Absolute maximum value: 
; absolute minimum value: 
C. Absolute maximum value: 
; absolute minimum value: 
D. No absolute extrema
Simplify.
A. 3 B. -4 C. -3 D. 12