Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 
B. x + 9
C. 
D. 
Answer: C
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Solve and graph.-5x + 1 ? 11 or 4x + 3 ? -13
A. [-4, ?)
B. (-?, ?)
C. [-4, -2]
D. [-2, ?)
Solve.For a cone, the formula r = 
describes the relationship between the radius r of the base, the volume V, and the height h. Find the volume if the radius is 11 inches and the cone is 8 inches high. (Use 3.14 as an approximation for ?, and round to the nearest tenth.)
A. 1013.2 cu in. B. 9118.6 cu in. C. 92.1 cu in. D. 126.6 cu in.
Solve the problem.The length and width of a rectangle have a sum of 78. What dimensions give the maximum area?
A. Length 30 and width 48 B. Length 29 and width 49 C. Length 39 and width 39 D. Length 38 and width 40
Solve.June's new car gets 22.6 miles per gallon and the gas tank holds 19.5 gallons. How many miles can her car travel on one tank of gas?
A. 1.159 miles B. 42.1 miles C. 1322.1 miles D. 440.7 miles