9³ = 81 x 9 = 9 + 720 = 729
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1, 3, 9 1, 3, 9, 27, 81 3 x 3 = 9 3 x 3 x 3 x 3 = 81
x**2-9-9 factors into 3,-33+-3=0x**2-9=(x-3)(x+3)3x-9=3(x-3)(x-3)=LCM
3, 6 and 9 have a GCF of 3.
Prime Factorization of 9 is 3x3=9 So it is 3 to the second power
factors of 9 are 1, 3 and 9