Question 826904
{{{(-4sqrt(5))(-2sqrt(3)) }}}

{{{(-4 )(-2)sqrt(5)*sqrt(3) }}}

{{{8sqrt(15) }}}

{{{8*3.872983346207417 }}}

{{{30.98 }}}



{{{(sqrt(6)+3)(sqrt(6)-1)}}} 

{{{(2.449489742783178+3)(2.449489742783178-1)}}} 

{{{(5.449489742783178)(1.449489742783178)}}} 

{{{7.898979485566355518933519779684}}}

{{{7.9}}}


{{{a/(sqrt(10)+sqrt(2))}}} 


{{{a(sqrt(10)-sqrt(2))/((sqrt(10)+sqrt(2))(sqrt(10)-sqrt(2))) }}} 


{{{a(sqrt(10)-sqrt(2))/((sqrt(10))^2-(sqrt(2))^2)) }}} 


{{{a(sqrt(10)-sqrt(2))/(10-2) }}} 


{{{a(3.162277660168379-1.414213562373095)/8 }}} 


{{{a(1.75)/8 }}}

{{{1.75a/8 }}}

{{{0.2185080122244105a }}}

{{{0.22a }}}