Question

can anyone help with a completing the square problem

Answer 1

yes

Answer 2

ok
r^2-4r=30

Answer 3

r^2-4r-2^2=30-2^2

Answer 4

r^2-4r - 4=30-4
(r-2)^2=26
\[r-2=\sqrt{26}\]

Answer 5

kery you can take it from there.

Answer 6

yea i can thank you now all i have to do is square root 26 and finish up the problem

Answer 7

thank you sooooo much

Answer 8

is the answer 3.8 and 7.8