How do I get 5.83 as my answer from this 29.47x - 4.9x^2 = 5.3
answer key: x = 5.83
29.47x - 4.9x^2 = 5.3
4.9x^2 - 29.47x + 5.3 = 0
x = (29.47±√(29.47^2-4*4.9*5.3))/(2*4.9)
= (29.47±√764.6009)/9.8
= (29.47±27.651)/9.8
= 57.121/9.8, 1.819/9.8
= 5.829, 0.186