So I'm currently doing questions on binomial expressions, and I'm not sure as to how to do it after this >.> Any guidance? Thank you :]
This is the question: If , find the value of .
So this was what I tried to do:
I thought that it meant triple (we are currently doing expressions related to ^^)
So this was what I did:
And then I simply substituted as given in the question:
And multiplied, and got the answer:
But I'm pretty sure that what I have done is completely wrong.. any help?
Oops sorry, didn't realize that x.X So, the final result is.. like this?
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Ooh I finally get it (so I think) so this was what I got:
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Correct?