What is the vertex for y=4(x-1)(x-7)

Can someone me out here and the tell me the greatest common factor

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

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x