Question

Please help!!
Simplify the expression.
(6 - square root 11) (6 + square root 11)

Answer 1

\[(6 -\sqrt{11}) ( 6 + \sqrt{11}\]

Answer 2

\[(6-\sqrt{11})(6+\sqrt{11})\]\[36-6\sqrt{11}+6\sqrt{11}-11\]\[36-11=25\]

Answer 3

this is the difference of 2 squares the solution when expanded is

\[6^2 - (\sqrt{11})^2 \]

you just need to evaluate expression for the answer

Answer 4

Thank you both very much!