Provide an appropriate response.If a has exactly one real square root, what must be true of a?
A. a is equal to zero
B. a is nonnegative
C. a is negative
D. a is positive
Answer: A
Mathematics
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Find the area.Find the area between the graph of y = 
and the x-axis, for -? < x ? 0.
A. 4 B. 1 C. 2 D. 8
Mathematics
Write each expression using the LCD as the denominator.
, 
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Mathematics
Provide an appropriate response.Write the equation of the line shown on the graph.
A. y = 
x - 1
B. y = 2x + 2
C. y = 
x + 2
D. y = 2x -1
Mathematics
Factor completely. If the polynomial cannot be factored, write "prime."x2 - 10xy + 25y2
A. (x - 5y)2 B. Prime C. (x - 5y)(x + 5y) D. (x + 5y)2
Mathematics