Parents wish to have $160,000 available for a child's education. if the child is now
7 years old, how much money must be set aside at 6 % compounded semiannually to meet their financial goal when the child is 18?

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Explain how you divide powers with like bases.discuss why the bases have to be the same.how are these rules similar to the rules for multiplying powers with like bases.