If a = 3, what is the value of 2a2.

A. 6

B. 12
C. 18

D. 36

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

Find solution of the linear equation y = 2/3x + 1/3

4. bob solved the inequality problem below incorrectly. explain his error and redo the problem showing the correct answer. −2x + 5 < 17 −2x + 5-5 < 17-5 -2x/-2 < 12/-2 x < -6