Solve the problem.A landscaping company sells 30-pound bags of top soil. The actual weight x of a bag, however, may differ from the advertised weight by as much as 0.5 pound. The actual weight of the bag of topsoil, x, can be described by the inequality 
Give the solution of the inequality in interval notation.
A. (-?, 29.5] ? [30.5, ?)
B. [-29.5, 30.5]
C. (29.5, 30.5)
D. [29.5, 30.5]
Answer: D
Mathematics
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Find 
and 
.f(x, y) = 
A. 
= - 
; 
= - 
B. 
= - 
; 
= - 
C. 
= 
; 
= 
D. 
= - 
; 
= - 
Mathematics
Find the exact value of the expression.
A. 
B. 
C. - 
D. - 
Mathematics
Eliminate the parameter t in the following:
?
What will be an ideal response?
Mathematics
Establish the identity.
= 
What will be an ideal response?
Mathematics