Perform the indicated operation. Assume that all variables are nonnegative.( + 10)( + 9)

A. 211
B. 211 + 19
C. 101 + 19
D. 101 + 19

Answer: C

Mathematics

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Simplify the expression.

A. 1
B.  
C.
D. 1 - x2 

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Compute.

What will be an ideal response?

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Write the solution set in interval notation.{x|-5 ? x < -1}

A. (-5, -1) B. (-5, -1] C. [-5, -1] D. [-5, -1)

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