Divide.-2.76 ÷ 6
A. 0.46
B. 0.6
C. -0.6
D. -0.46
Answer: D
Mathematics
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Find the vertex of the parabola.y = 4x2 + 32x + 66
A. (-2, 4) B. (4, -2) C. (-4, 2) D. (2, -4)
Mathematics
Perform the indicated operations. Write the resulting polynomial in standard form.(3x - y)2
A. 9x2 - 3xy + y2 B. 9x2 - 6xy + y2 C. 9x2 - 6xy - 2y2 D. 9x2 + y2
Mathematics
Find the limit, if it exists.
A. ±9 B. 81 C. Does not exist D. 9
Mathematics
Solve the problem.A rectangular box with volume 488 cubic feet is built with a square base and top. The cost is $1.50 per square foot for the top and the bottom and $2.00 per square foot for the sides. Let x represent the length of a side of the base. Express the cost the box as a function of x.
A. C(x) = 2x2 + 
B. C(x) = 4x + 
C. C(x) = 3x2 + 
D. C(x) = 3x2 + 
Mathematics