For the following, (i) use a calculator to multiply; and (ii) round the first number to the nearest 10 and the second number to the nearest whole number, then multiply to obtain an estimate of the true product.
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D) (i) 57.24; (ii) 60
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Solve the problem.Find the area between y = (x - 3)ex and the x-axis from x = 3 to x = 7.
A. e7 + e3 B. 3e7 C. e7 - e3 D. 3e7 + e3
Identify the exercise as either a permutation (order matters) or combination (order does not matter) counting problem. Do not actually solve the exercise.One hundred people purchase lottery tickets. Three winning tickets will be selected at random. If first prize is $100, second prize is $50, and third prize is $25, in how many different ways can the prizes be awarded?
A. Combination B. Permutation
Convert to rectangular coordinates.(-8, 180°)
A. (-8, 0) B. (0, 8) C. (0, -8) D. (8, 0)
The object shown in the figure is a cube (all edges are equal in length).
?
?
Suppose the length of diagonal CF in the figure is 
feet. What is the length of edge AC?
?
A. 5 inches
B. 
inches
C. 
inches
D. 
inches
E. 
inches