Simplify the following using multiplication and division properties of surds :
`sqrt35+sqrt7`

Simplify the following using multiplication and division properties of surds : sqrt3xxsqrt5xxsqrt2

Simplify the following using multiplication and division properties of surds : (7sqrta-5sqrtb)(7sqrta+5sqrtb)

Simplify the following using multiplication and division properties of surds : [sqrt(225/729)-sqrt(25/144)]/sqrt(16/81)

Simplify the following using multiplication and division properties of surds : root3(27)xxroot3(8)xxroot3(125)

Simplify the following using addition and subtraction properties of surds : 3sqrt75+5sqrt48-sqrt243

Simplify the following using addition and subtraction properties of surds : 5sqrt3+18sqrt3-2sqrt3

Simplify the following surds. sqrt(27)

Simplify the following surds. sqrt(50)

Simplify the following surd: sqrt(98)

Simplify the following surds. sqrt(250)