Find absolute maximum and minimum values of the function, if they exist, over the indicated interval. Where no interval is specified, use the real line. List your answers in terms of ordered pairs.

f (x) = ?4x2 + 5x ? 3


Minimum = ?18 at x = ?2.

Mathematics

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Convert the improper fraction to a mixed number.

A.
B. 21
C. 234
D. 234

Mathematics

Evaluate.5x2/7

A.  
B.  
C. 5
D.  

Mathematics

Solve the problem.Mara can type 2565 words in  hour (45 minutes). How many words per minute can she type?

A. 1924 words/minute B. 57 words/minute C. 43 words/minute D. 76 words/minute

Mathematics

Determine if matrix A is invertible.A = 

A. Invertible B. Not invertible

Mathematics