Determine whether the given relationship defines a function. If so, identify the independent and dependent variable, and why the relationship is a function.A customer's savings account number n given the number of years y the account has been active.
A. Yes; y, n; there is one account number n in any given year y.
B. No
Answer: B
Mathematics
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Solve the equation.x2/5 - x1/5 - 20 = 0
A. 5, -4 B. -3125, 1024 C. -5, 4 D. 3125, -1024
Mathematics
Replace the question mark by <, >, or =, whichever is correct.9
0
A. < B. > C. =
Mathematics
Determine the domain and range of the relation. State whether the relation is a function or not a function. 
A. domain: {12, 3, 7, 13} range: {3, 3, 4} function B. domain: {3, 3, 4} range: {12, 3, 7, 13} not a function C. domain: {12, 3, 7, 13} range: {3, 3, 4} not a function D. domain: {3, 3, 4} range: {12, 3, 7, 13} function
Mathematics
Use the discriminant to determine the number of real solutions.x2 + 7x - 8 = 0
A. One real solution B. Two real solutions C. No real solutions
Mathematics