If f(x) = 2x^2 - 3x + 5, find the value of x when f(x) equals 12.
Answer 1
Laura Sanchez
To find the value of x when f(x) = 12, solve the equation 2x^2 – 3x + 5 = 12. Simplifying, we get 2x^2 – 3x – 7 = 0. Using the quadratic formula, x = (3 ± √(9 + 56))/4, yielding x = 2 or x = -7/2.
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