" Simplify: "(sqrt(11)-sqrt(7))(sqrt(11)+sqrt(7))

Simplify (sqrt(11)+sqrt(8))(sqrt(11)-2sqrt(2))

Simplify (sqrt(13)-sqrt(11))/(sqrt(13)+sqrt(11)) + (sqrt(13)+sqrt(11))/(sqrt(13)-sqrt(11))

Simplify: 7sqrt(3)-29sqrt(3)

Evaluate : (sqrt(11)-sqrt(7))/(sqrt(11)+sqrt(7))

Which of the following is the value of (sqrt(11)-sqrt(7)) (sqrt(11) + sqrt( 7)) ?

Simplify (sqrt(7)+sqrt(2))(sqrt(7)-sqrt(2))

Simplify : sqrt(7)-3/5sqrt(7)+2sqrt(7)

Simplify: 7sqrt(3)+29sqrt(3)

Simplify the following expressions.(i) (5+sqrt(7))(2+sqrt(5)) (ii) (5+sqrt(5))(5-sqrt(5)) (iv) (sqrt(11)-sqrt(7))(sqrt(11)+sqrt(7))

Simplify the following expressions . i) (5+sqrt(7))(2+sqrt(5)) ii) (5+sqrt(5))(5-sqrt(5)) iii) (sqrt(3)+sqrt(7))^(2) iv) (sqrt(11)-sqrt(7))(sqrt(11)+sqrt(7))