Across
- 1. 6√2-2√2=x√2
- 2. One of the solutions to x^2-2x-4=0 is x=1+√x
- 3. √30/√10=√x
- 5. The process of getting rid of any surds from the bottom of fractions is called _________ the denominator. Usually when you are asked to simplify an expression it means you should also do this.
- 7. √7×√7=x
Down
- 1. √3×√5=√x
- 4. 3/(4+√11)×(4-√x)/(4-√x)
- 6. A right-angled triangle has the two shorter sides √3-1 and √3+1. The length of the hypotenuse is x√2
- 7. √24=2√x