Perform the indicated operations.(2r2 - 3r - 6) - (7r - 3) + (4r2 - 6r - 5)
A. 6r2 - 10r - 8
B. 6r2 - 10r - 14
C. 6r2 - 16r - 14
D. 6r2 - 16r - 8
Answer: D
Mathematics
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An open rectangular box with volume 6 m³ has a square base. Express the surface area of the box as a function S(x) of the length x of a side of the base.
What will be an ideal response?
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Graph the function.Use the graph of f(x) = ex to obtain the graph of g(x) = ex/3 - 1.
A. 
B. 
C. 
D. 
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Solve the equation.59 = -10x + 9
A. x = -5 B. x = 60 C. x = 14 D. x = 64
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Solve.4 ? y = 80
A. 23 B. 22 C. 21 D. 20
Mathematics