x =(20-√496)/2=10-2√ 31 = -1.136
x =(20+√496)/2=10+2√ 31 = 21.136
Either I am not that good with Algebra but I hope this helps
I need help with this question: x^2-20x+24
3 answers
I hope Joseph waits for a real math tutor.
sorry, it's ±√(b^2-4ac)
you did ±√(b^2+4ac)
you did ±√(b^2+4ac)