Question

If a and b are the zeros of quadratic polynomial f(x)=xSquare-x-4

Answer 1

Answer:

${x}^{2} - x - 4 \\ \\ discriminant = {b}^{2} - 4ac \\ = 17 \\ a = \frac{1 + \sqrt{17} }{2} = 2.56 \\ b = \frac{1 - \sqrt{17} }{2} = - 1.56$

♠Hope this may help you ♠