Find the 4th term in the sequence a1=2 an=(an-1)^2

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

Which value would be a solution for x in the inequality 47-4x< 7

What is not true about kl and mn? what is mn? (show )