Find the absolute maxima and minima of the function on the given domain.
on the diamond-shaped region 
A. Absolute maximum: at
and
absolute minimum: 0 at
B. Absolute maximum: at
and
absolute minimum: 0 at
C. Absolute maximum: at
and
absolute minimum:
at
and
D. Absolute maximum: at
and
absolute minimum: 0 at
and
Answer: A
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Solve.Wayne has $30.30 in his wallet. Janice has a debt note for $28.38 in her wallet. Find the difference between these amounts.
A. -$1.92 B. $1.92 C. -$58.68 D. $58.68
Solve the problem.Assume it costs 25 cents to mail a letter weighing one ounce or less, and then 20 cents for each additional ounce or fraction of an ounce. Let L(x) be the cost of mailing a letter weighing x ounces. Graph y = L(x).
A.
B.
C.
D.
Find the slope of the line that passes through the given points.(-8, -6) and (-8, 5)
A.
B. 0
C.
D. undefined
Solve.The equation of a line is y = x. What is the slope of a line perpendicular to it?
A. 0
B. -
C.
D. - 3