Austin deposits $3000 into an account that pays simple interest at a rate of 4% per year. How much interest will he be paid in the first 4 years

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18

The area of a circle is equal to 1 dm². find the radius of the circle.