Classify the number as one or more of the following: whole number, integer, rational number, irrational number, or real number.
A. Rational number
B. Rational number, real number
C. Rational number, irrational number, real number
D. Real number
Answer: B
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Find the area of the specified region.Inside the lemniscate r2 = 4 sin 2? and outside the circle r = 
A. 
(3
- ?)
B. 
(2? + 3
)
C. 
(3
- ? + 6)
D. 
Solve the problem. Round your answer to the nearest tenth, when appropriate.The position of an object moving in a straight line is given by s(t) = t2 - 8t, where s is in feet and t is the time in seconds the object has been in motion. How long will it take the object to move 
?
A. 9.5 sec B. 15.0 sec C. 8.4 sec D. 9.3 sec
Solve the problem. Bethany decides to knit scarves to sell at her town's monthly craft show and wants to know how much money she will make. The cost of materials is $5 per scarf, and she plans to charge $15 for them. Using P for her profit and N for the number of scarves, write an equation for her monthly profit and graph it, assuming she does not sell more than 25 scarves in a month.Monthly Profit
A. P = $10N
| Monthly Profit |
B. P = $15N - $5
| Monthly Profit |
C. P = $15N - $5
| Monthly Profit |
D. P = $10N
| Monthly Profit |
Assume that 
.
?
Find the value of the determinant.
?
Fill in the blank(s) with the appropriate word(s).