Answer:
$97.15.
Step-by-step explanation:
We have been given that a musician uses his credit card to pay for a new violin that costs $2,900 and does not pay on it until the second month. The interest rate of credit card is 3.35% monthly.
We will use interest formula to solve our given problem.
, where,
,
,
,
Let us convert our given interest rate in decimal form.

Upon substituting our given values in interest formula we will get,



Therefore, the monthly interest charge at the end of the 1st month will be $97.15.
Answer:
-19
Step-by-step explanation:
The missing table is shown in the attachment.
Since the quadratic function has vertex at (0,3), its equation is of the form;

To find the value of 'a' we substitute any other point from the table say (1,2) to get:


Hence the function is

Now


The average rate of change from x=9 to x=10 is

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