Simplify the square root of 7+2
So 7+2 is inside the quare root

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

At oaknoll school, 90 out of 270 students on computers. what percent of students at oak knoll school do not own computers? round the nearest tenth of a percent.

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota