A sample of iron-59 contains 50mg. One hundred days later, the sample contains 10.75 mg. What is the half-life of iron-59, in days?

Apolynomial function has a root of –6 with multiplicity 1, a root of –2 with multiplicity 3, a root of 0 with multiplicity 2, and a root of 4 with multiplicity 3. if the function has a positive leading coefficient and is of odd degree, which statement about the graph is true?

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?