Evaluate the expression for the given value or values.-xy for x = 5, y = 93
A. 465
B. 458
C. -458
D. -465
Answer: D
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Provide an appropriate response.A line passes through the points (8, 5) and (8, 2). The equation of this line is 
. The slope of the line is 
.
A. y = 8; undefined B. x = 8; undefined C. x = 8; 0 D. y = 8; 0
Find the length of the third side of the right triangle. Give an exact answer and, where appropriate, an approximation to three decimal places.
A. c = 
ft; c ? 7.211 ft
B. c = 
ft; c ? 17.088 ft
C. c = 292 ft
D. c = 
ft; c = 146.0 ft
Refer to right triangle ABC with 
.
?
?
If 
and 
cm, find b.
?
Apply the rules regarding the use of significant digits when determining your answer.
?
__________ cm
Fill in the blank(s) with the appropriate word(s).
Add or subtract. Then simplify. If a denominator has two or more factors (other than monomials), leave it in factored form. Express the answer using the denominator of the first fraction when applicable.
+ 
A. 
B. 6
C. 
D. 0