Simplify the expression. Assume that variables represent nonzero numbers.
9
A. x9y9
B. 
C. 
D. 
Answer: D
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Provide an appropriate response.The domain and range of the function f whose graph appears below is
A. Domain: all real numbers greater than or equal to -1 Range: all real numbers B. Domain: all real numbers Range: all nonnegative real numbers C. Domain: all nonnegative real numbers Range: all real numbers less than or equal to -1 D. Domain: all real numbers Range: all real numbers E. Domain: all real numbers Range: all real numbers greater than or equal to -1
Find the asymptotes of the hyperbola.4x2 - y2 = 4
A. y = ± 
x
B. y = ± 2x
C. y = ± 4x
D. y = ± 
x
Multiply, then simplify the product. If variables are present, assume they are positive.(
+ y)(
- y)
A. x + 2y
B. x - 2y
C. 4x
D. 3x - y2
Evaluate the function at the indicated value.f(x) = 
;
f(5)
A. 
B. 
C. 
D. 