Solve the problem.A decorative slate centerpiece for a kitchen island has the shape of a rectangle with a semicircular section attached at each end. The radii of the semicircles measure 
inches. The perimeter of the centerpiece is 42 inches. Write a completely factored polynomial whose values give the area of the centerpiece.
A. 
x(42 - ?x)
B. 
x(84 - ?x)
C. 
x(84 - ?x)
D. 
x(42 - ?x)
Answer: C
Mathematics
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Provide an appropriate response.Simplify: (3x + 2y - 5) + (x - 4y + 2)
Fill in the blank(s) with the appropriate word(s).
Mathematics
Identify the equation as either linear or nonlinear by trying to write it in the form 
4x + 5 = 0.3
A. Linear B. Nonlinear
Mathematics
Simplify the expression by combining any like terms.5x2 - 2x - 2 + 6x + 7 + 5x2
A. 10x4 + 4x2 + 5 B. 3x2 + 11x + 5 C. 10x2 + 4x + 5 D. 19x3
Mathematics
Convert as indicated. If necessary, round to two decimal places.82 kilometers to miles
A. 132.02 mi B. 24.6 mi C. 208.28 mi D. 50.84 mi
Mathematics