Which is the factorization of x3 8? (x 2)(x2 – 2x 4) (x – 2)(x2 2x 4) (x 2)(x2 – 2x 8) (x – 2)(x2 2x 8)

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g