Posted by Tristin on Friday, January 25, 2013 at 12:59pm.
Square the expression. Write your answer in simplest form.
(8 – 9 11)2
How do you do this?

Math  Ms. Sue, Friday, January 25, 2013 at 1:02pm
(8 – 9 11)2
Are you sure you've typed this correctly?
What is "9 11"?

Math  Tristin, Friday, January 25, 2013 at 1:15pm
there's supposed to be a square root symbol there.. Silly computer.

Math  Reiny, Friday, January 25, 2013 at 1:19pm
So we have
(8  9√11)^2 ?
= 64 + 144√11 + 81(11)
= 955 + 144√11
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