Use the product rule to simplify the expression.4a8 ? 5a-2
A. 9a6
B. 20a10
C. 20a16
D. 20a6
Answer: D
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Simplify the expansion.(3 × 102) + (4 × 101) + (6 × 100)
A. 346 B. 3046 C. 3460 D. 340
Solve the problem.Elizabeth and Angela skate for their college speed-skating team. In the last race, Elizabeth skated the 
race in 59 seconds. The average for this race is 65 seconds with a standard deviation of 
Angela skated the 1000-meter race in 135 seconds. The average for this race is 140 seconds with a standard deviation of 10.0 seconds. Find the 
for each skater. Relatively speaking, which skater had the faster time?
A. -1.5, -0.5, Angela B. -6.0, -5.0, Elizabeth C. -6.0, -5.0, Angela D. -1.5, -0.5, Elizabeth
Evaluate the expression for x = -2, y = 3, and a = -4.
A. 
B. - 
C. - 
D. 
Change the number 
to base ten.
Fill in the blank(s) with the appropriate word(s).