Wolfram|Alpha

Computing...

Input interpretation:

expand | (x + 3)^2


Result:

x^2 + 6 x + 9


Expansion over finite field:

GF(2) | x^2 + 1


p-adic expansion:

p = 3 | (x^2) -x 3 + (x + 1) 3^2


Geometric figure:

parabola

ComputingComputing...