Is #9x^2 − 6x + 1# a perfect square trinomial and how do you factor it?
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"How do I change #int_0^1int_0^sqrt(1-x^2)int_sqrt(x^2+y^2)^sqrt(2-x^2-y^2)xydzdydx# to cylindrical or spherical coordinates?"
1 Answer
Jun 3, 2015
Yes.
You can recognise a perfect square trinomial as it takes the form:
