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Step 1: Add a cumulative frequency column to the table
Step2: Use the formula n/2 (where n is the final total in the cumulative freq...
5x-3=72x+1
log55x-3=log572x+1
x-3=(2x+1)log57
x-2xlog57=3+log57
x(1-2...
If you are given a simple quadratic equation, for example x2+6x+8=0, then in order to factorise this you must find two numbers that add together to make the coefficient of x in the e...
Question:
Line A has a gradient of 4 and passes through point (5,6).<...
In general, we could apply the formula
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