Question

any help would be awesome :)
simplify (8+ sqrt 11)(8- sqrt 11)


simplify 2 sqrt 6 + 3 sqrt 96


simplify ( 8+ sqrt 11)(8-sqrt 11)

Answer 1

\[(a+b)(a-b)=a^2-b^2\] and so
\[(8+\sqrt{11})(8-\sqrt{11})=8^2-11\]

Answer 2

quick question before I say thank you @satellite73 did you do the equations with in the parentheses then multiplied ?

Answer 3

yes

Answer 4

do you mind explaining how to solve the second one

Answer 5

ok

Answer 6

\[2 \sqrt 6 + 3 \sqrt 96\]

Answer 7

ummmmmm hold on

Answer 8

nvm lol I got it

Answer 9

thank u sooooo much

Answer 10

for what