2.1.37 Question Help Write a quadratic function in the vertex form f(x) = a(x-h)2 + k such that the graph of the function opens up and has a vertex at (-1,3) and contains the point (0,4 The function is f(x) =

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

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

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?