What are the roots of 20/x=x+1?
Share
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Answer:
4 and -5
Step-by-step explanation:
20/x = x+1
20 = x (x+1)
20 = x² + x
x² + x - 20 = 0
(x+5) (x-4) = 0
x = -5
x = 4