You have 56 grams of a radioactive kind of antimony, If its half-life is 12 days, how much will be left after 24 days?

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

Acable company claims that the average household pays $78 a month for a basic cable plan, but it could differ by as much as $20. write an absolute value inequality to determine the range of basic cable plan costs with this cable company. a. |x − 78| ≥ 20 b. |x − 20| ≥ 78 c. |x − 20| ≤ 78 d. |x − 78| ≤ 20

If a=0.333333 and b=0.55555, what is the value of a+b