Indicate whether the function is one-to-one.{(10, -13), (1, -8), (-12, -12)}
A. Yes
B. No
Answer: A
Mathematics
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Simplify. Write the answer using only positive exponents.
-4
A. 
B. 
C. 512
D. 5
Mathematics
Solve the problem.A coffee can comes packed with enough ground coffee to make 99 cups of coffee. After 45 cups have been made, how many cups of coffee can be made with the remaining ground coffee?
A. 44 cups B. 54 cups C. 134 cups D. 144 cups
Mathematics
Perform the indicated operation(s). Simplify if possible.
- 
A. 
B. 
C. x - 7
D. x + 11
Mathematics
Solve the following systems of linear equations using Gaussian elimination
-2x - y = 1 x + y - z = -6 2x + y -4z = 13
Mathematics