Add or subtract. Simplify if possible. +  + 

A.
B.
C.
D.


Answer: A

Mathematics

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Solve the problem.State whether the vectors v = 2i + 3j and w = 3i - 2j are orthogonal.

A. not orthogonal B. orthogonal

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Perform the indicated operation. - 

A. 5
B. 5x
C.
D.

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Represent the radical as a radical with a smaller root index. Assume any variables represent nonnegative values.

A.
B.
C.
D.

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Write a numerical expression for the phrase and simplify it.The quotient of 8 and the sum of 9 and -7

A.
B. 8 + 9 + (-7); 10
C. ; -4
D. ; 4

Mathematics