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So firstly, we need to know what type of answer we are aiming for. The question tells us to put our answer in the format a√2 where a is an integer. As we know from previous work, an integer is a whole...
The first piece of information we need to extract from the question is the area of maths we are working in. The populations at the start of each year form a sequence. The first term of the sequence is 20,...
Differentiate equation of the line. This first differential is made to equal zero. Find the value of x and substitute this value into the original equation of the line to find the y value.
Firstly, you need to see what is being asked to do. You need to find a vector equation of a line.Remember that the vector equation of a line is represented as r = a + λb.r is any point on the line, a is a...
This requires your knowledge of integration by parts. The trick here is that lnx can also be written as lnx*1 (as any term multiplied by 1 is itself). We set u=lnx and dv/dx equal to 1. Hence from this we...
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