Given f(x)=-x^2 - 1 and g(x) = 2x + 4, find (f-g)(x)

Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it.how many multiple-choice questions are on the test?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Acomposition of transformations maps δxyz to δx"y"z". the first transformation for this composition is , and the second transformation is a 90° rotation about point x'.