Solve. = 1

A. - 
B.
C.
D. - 


Answer: A

Mathematics

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Write the expression in the form a + bi.

A.  - i
B.  + i
C.  - i
D.  + i

Mathematics

Provide an appropriate response.Prove that the function f is not one-to-one.f(x) =   - 2

What will be an ideal response?

Mathematics

Solve the problem.After introducing an inhibitor into a culture of luminescent bacteria, a scientist monitors the luminosity produced by the culture. Use a graphing utility to fit a logarithmic function to the data. Predict the luminosity after 20 hours.

A. y = 112.97 - 45.97 ln (x), -24.74 B. y = 98.75 - 32.66 ln (x), 0.91 C. y = 100.5 - 32.7 ln (x), 2.54 D. y = 107.55 - 41 ln (x), -15.27

Mathematics

Add or subtract. Simplify your answer to lowest terms. - 

A. r + 9
B. r - 81
C.
D. r - 9

Mathematics