Over a million students use our free study notes to help them with their homework
Generally you will be asked to find the root of an equation of the form F(x) = 0. In my answer below I will only touch on graphical methods, but will go into deeper detail on showing that a root lays in a...
Step 1 - Identify the difference between the required form of the answer and the expression to be simplified:
It can be...
(7+√5)/(√5-1)
In this example we are given (√5-1) as our denominator, and we want to simplify this complex fraction into the form a + b√5.
In order to do this our first st...
Easy! We first consider which number is in the square root. Then we look at it's factors:- if any of factors are square we can immediately take their root out of the overall square root. Once all the squa...
FIrslty to avoid confusion:
x = the variable x
X = multiplication.
When you differentiate an equation, the derivative (answer) is referred to as...
←
677
678
679
680
681
→
Internet Safety
Payment Security
Cyber
Essentials