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Binomial Theorem
Question
If the first 3 terms of the expansion of are , find the value of x and n
Solution
Recall the binomial expansion formula
Next we need to simplify
Going back to the question,
We can then form 2 equations involving n and x
Equation 1
Equation 2
If the first 3 terms of the expansion of are , find the value of x and n
Solution
Recall the binomial expansion formula
Next we need to simplify
Going back to the question,
We can then form 2 equations involving n and x
Equation 1
Equation 2
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