Factor.125a3 - 64b3
A. (125a - 4b)(a2 + 20ab + 16b2)
B. (5a - 4b)(25a2 + 20ab + 16b2)
C. (5a - 4b)(25a2 + 16b2)
D. (5a + 4b2)(25a2 - 20ab + 16b2)
Answer: B
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Graph the linear equation.
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Provide an appropriate response. A chain saw shop wants to buy bulk chain. Each saw blade requires 48 inches of chain. The shop wishes to keep enough linkage in stock to make 32 chains. How much bulk chain should they purchase? First round to one nonzero digit and estimate. Find the exact amount.
A. 80 inches; 80 inches B. 2,000 inches; 1,536 inches C. 1,500 inches; 1,536 inches D. 1,500 inches; 1,500 inches
Graph the line through the given point with the given slope.(-3, -1), undefined slope
A. 
B. 
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D. 
Solve the problem.In one state, speeding fines are determined by the formula 
where F is the cost, in dollars, of the fine if a person is caught driving x miles per hour. If the fine comes to $212, how fast was the person driving?
A. 77 mph B. 79 mph C. 89 mph D. 81 mph