Pikachu's answer to Pikachu's International Baccalaureatte Further Maths HL question.

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Pikachu
Pikachu's answer
2 answers (A Helpful Person)
Suppose the (1-p)must be at LHS right?Since (1-p)^n-4 / (1-p)^n-3= we cut that 3 off right?
Jiayang
Jiayang
6 years ago
Use laws of indices...

n-4 - (n-3) = -1

So you'll get (1-p)^-1 instead