Simplify the expression. ? 

A.
B.  
C.
D.


Answer: A

Mathematics

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Decide if the number is rational or irrational.

A. Rational B. Irrational

Mathematics

Evaluate the integral.

A. -  + C
B.  + C
C. -5 e1/x + C
D.  + C

Mathematics

Divide. Express the quotient in lowest terms. ÷ 

A.
B.
C. - 
D.

Mathematics

Add or subtract as indicated.(x3y2 - 5x2y3 - 2xy - 4) + (x2y3 - 5x3y2 - 4xy - 5)

A. -4x3y2 - 4x2y3 - 2xy - 9 B. 2x3y2 - 10x2y3 - 6xy - 9 C. -6x3y2 - 4x2y3 - 6xy - 9 D. -4x3y2 - 4x2y3 - 6xy - 9

Mathematics