Forty grams of iodine 131, a radioactive material, decays according to the equation a(t)=40e^(-0.087t) (t is in days and a is the amount present at time t) a. how much iodine 131 is remaining after 5 days? b. when will 10 grams of iodine 131 be left?

In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)

Will give brainliest immeadeately true or false: the origin woud be included in the solution set for the inequality: y< 2x-5

Solve the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)