Find the average rate of change of f ( x ) = 7 x 2 − 9 on the interval [ 1 , t ] . Your answer will be an expression involving t .

Solve 2^x=32 and rewrite this equation in a logarithmic form

Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]