Atank contains 100 l of pure water. brine that contains 0.1 kg of salt per liter enters the tank at a rate of 10 l/min. the solution is kept thoroughly mixed and drains from the tank at the same rate. how much salt is in the tank after 6 minutes?

Simplify (2^5/3^2)^4 a. 2^20/3^8 b. 2^9/3^8 c. 8^5/12^2 d. 2/3^2

In a column proof the right column states your reasons

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no