Post a New Question

algebra

posted by .

I was wondering what the answer to this is.

(x-7)3 3 means it is cubed


i workedit out but i was wondering what it might be.

  • algebra -

    (x-7)^3
    = (x-7)(x-7)(x-7)
    = (x-7)(x^2 - 14x + 49)
    = x^3 - 14x^2 + 49x - 7x^2 + 98x - 343
    = x^3 - 21x^2 + 147x - 343

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question