Perform the indicated operation. Write the answer in scientific notation.

A. 8 × 10-4  
B. 4 × 102 
C. 8 × 102 
D. 4 × 10-4 


Answer: D

Mathematics

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Determine whether the statement is true or false.The set of irrational numbers is not a subset of the real numbers.

A. True B. False

Mathematics

Perform the indicated operation or operations.

A. - 
B. - 
C. - 
D. - 

Mathematics

Solve the problem.How many different 11-letter words (real or imaginary) can be formed from the letters of the word MISSISSIPPI? Leave your answer in factorial form.

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

Mathematics

Solve the system analytically.  x - y + 4z = 9-2x + 2y - 8z = 3  x + 5y + z = -12

A. {(3, -3, 0)} B. {(0, -3, 3)} C. ? D. {(3, 0, -3)}

Mathematics