Graph the inequality.2x + y ? 1

A.

B.

C.

D.


Answer: C

Mathematics

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Find the derivative of the function.f(x) = 5x2 + 4x - 1 - 

A. f'(x) = 5x + 4 - 
B. f'(x) = 10x + 4 + 
C. f'(x) = 10x2 + 4 - 
D. f'(x) = 5x2 + 4 + 

Mathematics

Write log 82.8 = y in exponential form.

a. y = 82.810 b. 10y = 82.8 c. 1082ú8 = y d. y10 = 82.8 e. a82ú8 = 10

Mathematics

A turkey is removed from the oven when its temperature reaches 175°F and is placed on a table in a room where the temperature is 70°F. After 10 minutes the temperature of the turkey is 161°F and after 20 minutes it is 149°F. Use a linear approximation to predict the temperature of the turkey after 30 minutes.

What will be an ideal response?

Mathematics

Multiply or divide as indicated. Write the answer in lowest terms. ? 

A.
B.
C. - 
D. - 

Mathematics