Which equation shows the inverse property of multiplication?
4+ (-4) = 0
-8+ (-3) = -3 + (-8)
0
0 2. 1 / 2 = 1
+
olo no
n
+
0
000

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