Past Papers’ Solutions | Edexcel | AS & A level | Mathematics | Core Mathematics 1 (C1-6663/01) | Year 2015 | June | Q#3
Question
Given that 
, , 
, find in their simplest form,
a. 
b. 
.
Solution
a.
We are given;
We are required to find 
.
Gradient (slope) of the curve is the derivative of equation of the curve. Hence gradient of curve 
with respect to 
is:
Therefore;
Rule for differentiation is of 
is:
Rule for differentiation is of 
is:
b.
We are required to find;
Rule for integration of 
is:
Rule for integration of is:
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