A perfect square is when a trinomial can be factored into a binomial multiplied by itself right? If that's the case then I think b=8
x^2-8x+16
x^2-2×x×4+4^2
(x-4)^2
X=7
after you remove parentheses you do those steps
Answer:
rational, irrational is like pi or \sqrt{-7}
Step-by-step explanation:
Answer:
Hope this helps
Step-by-step explanation:
x ≤ −1
Answer : 4
Explanation: 1+1+1+1 = 4