Colin Foster looks at the different ways in which surds can be combined – some of which can be difficult for students to make sense of… Students may need calculators to be sure. Three of the ...
A number is irrational if it cannot be written as a fraction. The decimal form of an irrational number does not terminate or recur. Examples of irrational numbers are \(\pi\) = 3.14159… and √2 = ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback