Write the number in scientific notation.860,000

A. 8.6 × 106
B. 8.6 × 105
C. 8.6 × 10-5 
D. 8.6 × 10-6


Answer: B

Mathematics

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Solve.The volume of wood, V, obtained from a tree varies jointly as the height, h, and the square of the girth (the distance around the tree trunk), g. If the volume is 38.4 ft3 when the height is 30 ft and the girth is 4 ft, what is the volume when the height is 45 ft and the girth is 5 ft?

A. 92.35 ft3  B. 85.76 ft3  C. 93 ft3  D. 90 ft3 

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Assume that the sequence is defined recursively. Find the first three terms of the sequence. ? ? Please enter your answer as three numbers in order, separated by commas.

What will be an ideal response?

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Write a matrix to display the information.Factory A makes 9 model-A, 4 model-D, and 5 model-M train sets. Factory B makes 8 model-A, 4 model-D, and 7 model-M train sets. If model-A sells for $16, model-D for $21, and model-M for $36, write a 2 x 3 matrix to summarize the income by model.

A.

B.

C.

D.

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Use the inverse power method to determine the smallest eigenvalue of the matrix A.Assume that the eigenvalues are roughly 1.3, 2.1, and 15.A =  

A. 5 B. 2 C. 1.5 D. 1.3

Mathematics