Using the distributive property, an expression equivalent to 48 + 30 is 5 (6 + 8).
(6) (8) + (3) (10).
(3) (16) + (6) (5).
6 (8 + 5).

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

Which of the following graphs could represent a cubic function?

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