State the domain and range of the function.f(x) = e-x - 1
A. domain: (-?, ?); range: (-?, 1]
B. domain: (-?, ?); range: (-?, -1)
C. domain: (-?, ?); range: (-?, ?)
D. domain: (-?, ?); range: (-1, ?)
Answer: D
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Solve the problem.The owners of a candy store want to sell, for $6 per pound, a mixture of 
raisins, which usually sells for $3 per pound, and 
macadamia nuts, which usually sells for $8 per pound. They have a 
barrel of the raisins. How many pounds of the nuts should they mix with the barrel of raisins so that they hit their target value of $6 per pound for the mixture?
A. 60 pounds B. 56 pounds C. 64 pounds D. 52 pounds
Find the measure of each angle in the problem.
A. 15° and 30° B. 60° and 120° C. 30° and 60° D. 17° and 34°
Use a calculator to evaluate the expression. Round your answer to three decimal places
A. -2.167 B. 0.717 C. 0.581 D. 1.317
Evaluate the expression.
A. 
B. 5
C. 1
D. 5!