Perform the indicated operation, if possible. + 

A. Not defined
B.

C.

D.


Answer: A

Mathematics

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Solve the problem.At time  a particle is located at the point (1, 1, 1). It travels in a straight line to the point  has speed 2 at (1, 1, 1) and constant acceleration   Find an equation for the position vector r(t) of the particle at time t.

A. r(t) = i - k
B. r(t) = i - k
C. r(t) = i - j - k
D. r(t) = i - k

Mathematics

Provide an appropriate response.Find the perimeter of the given figure.

A. 32 cm B. 12 cm C. 24 cm D. 24 cm2

Mathematics

Simplify.-12 + 14 - (-11) - 8

A. 21 B. -29 C. -1 D. 5

Mathematics

The Norman window with dimensions as shown in the illustration is a rectangle topped by a semicircle. If the area of the window is 19.57 square feet, find its height h.

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Please enter your answer as a number without the units. Round the answer to the nearest integer.

Fill in the blank(s) with the appropriate word(s).

Mathematics