[" 4.Simplify "],[[" (i) "(3-sqrt(11))(3+sqrt(11))," (2014) "]]

Slove (3-sqrt(11)) (3+ sqrt(11))

sqrt(x-4)+3=sqrt(x+11)

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

Simplify (i) (3-sqrt(11))(3+sqrt(11)) (ii) (-3+ sqrt(5))(-3-sqrt(3)-sqrt(5)) (iii) (3- sqrt(3))^(2) (iv) (sqrt(5) - sqrt(3))^(2) (v) (5+ sqrt(7))(2+ sqrt(5)) (vi) (sqrt(5) - sqrt(2))(sqrt(2) - sqrt(3))

Simplify tan[(1)/(2)cos^(-1)((3)/(sqrt(11)))]

Simplify: (3+sqrt 3)(3-sqrt3)

Simplify (sqrt(3)+sqrt(2))/(sqrt(3)-sqrt(2))

Simplify (sqrt(3)+sqrt(2))/(sqrt(3)-sqrt(2)) e

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

Multiply 5 sqrt(11) by 3sqrt(11)