Question

Select the approximate values of x that are solutions to f(x) = 0, where

f(x) = -3x2 + 4x + 3.

answers:

{–1.00, 1.33}

{-3, 4}

{–1.33, –1.00}

{–0.54, 1.87}

Please advise

Answer 1

using the quadratic formula,

x = (-4±√52)/-6