Divide (8.6 x 108) by (3.2 x 103). express your answer in scientific notation.

Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50

Hi, can anyone show me how to do this problem? 100 points for this. in advance

What is the difference between the equations of a vertical and a horizontal line?