Question

Generate 20questions on surds and write order Radicand, Radical sign, and Exponential form(class9)​

Answer 1

Answer:

see image for explanation

Answer 2

Answer:

(a) Write √45 in the form a √5, where a is an integer.

(b) Express 2(3 + √5)(2 + √5) in the form b + c√5, where b and c are integers.

2. (a) Expand and simplify (4 + √3)(4 - √3).

(b) Express 26/(4+√3) in the form a + b√3, where a and b are integers.

3. (a) Express √108 in the form a√3, where a in an integer.

(b) Express (2 - √3)2 in the form b + c√3 where b and c integers to be found.

4. Simplify (3 + √5)(3 - √5)

5. Simplify (5 - √3)/(2 + √3) giving your answer in the form a + b√3, where a and b are integers.