Simplify. Assume all variables represent nonnegative values.

A. b2
B. b2
C. b
D. b2


Answer: C

Mathematics

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Find an exponential model for the following data set. Round your answer to two decimal places.  t 0 1 2 3 y 13.08 11.77 10.59 9.53?

A. ?
B.
C. ?
D. ?

Mathematics

Add. Simplify, if possible. + 

A.
B.
C.
D.

Mathematics

State whether the system is consistent or inconsistent. If it is consistent, then state whether the graphs' equations are dependent or independent. State the number of solutions.

A. Consistent; dependent; infinitely many solutions B. Inconsistent; infinitely many solutions C. Consistent; independent; one solution D. Inconsistent; no solutions

Mathematics

Evaluate if possible. +  

A. 21
B. 19
C. 261
D. 3

Mathematics