Solve.Pucinni's Pizza Parlour has 23 tables and each table has either 2 or 4 chairs. If there are 74 chairs to go with the 23 tables, how many tables have exactly 4 chairs?

A. 9
B. 10
C. 14
D. 13


Answer: C

Mathematics

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Perform the indicated operations, expressing the answer in simplest form with rationalized denominators.

A.
B.
C.
D.

Mathematics

Set the viewing rectangle of your graphing calculator to  by  to solve the problem.Find a set of parametric equations evaluated over 0 ? t ? 2? that produces the graph shown.

A.

x1 = -1 + 2cos(t),y1 = -1 + 2sin(t)
x2 = 3 + 2cos(t),y2 = -1 + 2sin(t)
x3 = 1 + 3cos(0.5t),y3 = 1 + 3sin(0.5t)

B.
x1 = -1 + 2cos(t),y1 = -1 + 2sin(t)
x2 = 5 + 2cos(t),y2 = -1 + 2sin(t)
x3 = 2 + 3cos(t),y3 = 1 + 3sin(t)

C.
x1 = -1 + 2cos(t),y1 = -1 + 2sin(t)
x2 = 5 + 2cos(t),y2 = -1 + 2sin(t)
x3 = 2 + 2cos(0.5t),y3 = 1 + 2sin(0.5t)

D.
x1 = -1 + 2cos(t),y1 = -1 + 2sin(t)
x2 = 5 + 2cos(t),y2 = -1 + 2sin(t)
x3 = 2 + 3cos(0.5t),y3 = 1 + 3sin(0.5t)

Mathematics

Multiply.

A. 25,345,160 B. 25,346,160 C. 25,356,160 D. 25,346,260

Mathematics

Determine whether the following rule defines y as a function of x.y = 

A. Function B. Not a function

Mathematics