Answer:
B. The relation is a function because each x-value corresponds to only one y-value.
Step-by-step explanation:
In order for a relation to be a function, each x-value must have only one y-value. Decimals and negative numbers are negligible.
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Answer:
Harry has a loan of $9000 in total. Harry obtained a loan from the bank. Explanation Harry's remaining debt, expressed in dollars, is modeled as a function of time t, expressed in months, by the function D(t). The role is played by, This function can be used to determine that $200 is being subtracted each month from the function, meaning Harry is paying $200 toward his loan. Harry has not yet made any payments, therefore we may set t=0 to obtain the total amount of his solo. Therefore, the value of D(t) will reveal the loan's net amount. Harry's borrowing, therefore, equals to $9000.
(0, -22) for f(x)= -x^2-9x-22
