Graph for the quadratic formula f(x) = (x - 3) ^2 +5

Given f(x) = 2x^2- 5x+1, determine the function value f(2). do not f(x) = in your answer

15 points ! ~ see if you know the answer to both you!

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?