State whether the function is a polynomial function or not. If it is, give its degree. If it is not, tell why not.f(x) = -11x5 + ?x4 - 
A. Yes; degree 10
B. No; x4 has a non-integer coefficient
C. Yes; degree 9
D. Yes; degree 5
Answer: D
Mathematics
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Solve the proportion: 
= 
A. 18.75 B. 48 C. 6 D. 240
Mathematics
Solve the following equation for x.- 
x = - 4
A. 3 B. -3 C. 10 D. 2
Mathematics
Find the inverse of the function.f(x) = 
- 4
A. f-1(x) = 4x + 4 B. f-1(x) = 4x - 16 C. f-1(x) = x + 8 D. f-1(x) = 4x + 16
Mathematics
Solve for the amount of discount and amount due.Invoice amt: $461.13Invoice date: Sept 13Terms: 2/14 EOMGoods rec'd: Sept 16Date paid: Nov 12
A. Amount of discount: $0; amount due: $461.13 B. Amount of discount: $64.56; amount due: $396.57 C. Amount of discount: $9.22; amount due: $451.91 D. Amount of discount: $9.02; amount due: $450.13
Mathematics