-(√2-1)^2
pls answer the question
Share
-(√2-1)^2
pls answer the question
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.
Step-by-step explanation:
-(√2 -1)^2=-(2+1-2√2)
=-3+2√2
Answer:
(a-b)^2= a^2 +b^2 -2ab
hence
-(√2-1) ^2= -[(√2)^2 +1^2 -2(1)(√2)]
= -[2+1-2√2]
= 2√2-3