Algebraic Equations Solve the algebraic equation for the variable x. 15 x2 - 7x + 12 = 0 16 Vx-1 = 4 (x - 3)(x - 4) =0 Vx - 1 = 8 x- 3=0orx - 4=0 x- 1 = 64 x = 3 or x = 4 x = 65 Functions Evaluate the function f(x) = 12 + 2x + 1 17] f(0) 18] f (1) f (0) = (0)2 + 2(0) +1 f(1) = (1)2 + 2(1) +1 =0+0+1 =1+2+1 = 1 = 4 19] f (2 ) 20] f(-3) f ( 2) = (2) 2 + 2 (2 ) + 1 f(-3) = (-3)2+2(-3) +1 =4+4+1 =9- 6+1 = 9 = 4