For the functions f(x) and g(x), determine the domain of (f + g)(x) (the sum of f and g).f(x) = 3x + 
, g(x) = 1 - x2
A. {x ? x is a real number and x ? -11}
B. {x ? x is a real number and x ? 1}
C. {x ? x is a real number}
D. {x ? x is a real number and x ? 11}
Answer: D
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Graph the function.y = 
ex
A. 
B. 
C. 
D. 
Solve the problem.Suppose that Janine desires 46 grams of protein and 38 grams of dietary fiber daily. One serving of kidney beans has 8 grams of protein and 6 grams of dietary fiber. One serving of refried pinto beans has 6 grams of protein and 6 grams of dietary fiber. If a serving of kidney beans costs $0.45 and a serving of refried pinto beans costs $0.35, then how many servings of each should Janine eat to minimize cost and still meet her requirements?
A. 
servings of refried pinto beans and no kidney beans
B. 
servings of kidney beans and no refried pinto beans
C. 
servings of refried pinto beans and 4 servings of kidney beans
D. 4 servings of refried pinto beans and 
servings of kidney beans
Combine. Simplify the answer.
- 
A. 
B. 
C. 10
D. 
Find the derivative of the function 
.
?
A. 
B. 
C. 
D. 
E. 