How do you get the 2 instead of using 4 in the initial steps?
I don’t understand how you got from step one to step two
Is there another way to do this problem?
Why is there two answer to this question.
can you explain why the sign inside the parenthesis does not follow the add a line change the sign rule
Please explain with addition steps
Maybe I just don't understand the symbol between the a and the R. Honestly, it looks like both sides of the[..]
where are the exponents in this problem coming from?
Why can’t solve until the end
Is this the quadratic form?