Find the matrix product, if possible.
?

?

A.
B. ?
C.
D.
E. Undefined


Answer: A

Mathematics

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The graph below shows the number of students enrolled in various courses at State University in spring 2000. Each bar represents a different course, and the height of the bar represents the number of students enrolled. Use the graph to answer the question.Which course had the lowest enrollment?

A. Algebra B. Philosophy C. Art D. English

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Solve the problem.Suppose that four identical equilateral triangles are put together edge to edge to form a new larger equilateral triangle. Find the scale factor   for the smaller and larger triangles.  Find the ratio  for the smaller and larger triangles. Find the dimension.Remember that dimension, d, is defined by (scale factor)d = 

What will be an ideal response?

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Solve the problem.An object is thrown upward from the top of a  building with an initial velocity of 48 feet per second. The height h of the object after t seconds is given by the quadratic equation   When will the object reach the ground?

A. -2 sec B. 160 sec C. 2 sec D. 5 sec

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Give the domain and range of the relation.{(1, 8), (-1, -9), (-7, -4), (6, -9)}

A. Domain: {-9, -4, 8}; Range: {-7, -1, 1, 6} B. Domain: {-9, -7, -4, -1}; Range: {1, 6, 8} C. Domain: {-7, -1, 1, 6}; Range: {-9, -4, 8} D. Domain: {1, 6, 8}; Range: {-9, -7, -4, -1}

Mathematics