A+ Answers

 Consider the function f (×)=7×+11 
a.) Is this function one-to-one? explain 

B) If its inverse is a function, find an equation for f ^-1 (×). If it is not a function explain why not?

Solve the equation and write the solution set: log _x (1/81)=-4

In psychology the heats Hyman law says that given in equally probable choice the average reaction times T required to choose among them approximated by T= b log2 (n+1) where b is a constant that depends on the situation. Find the average reaction time in A situation where b=10 and there are five choices

Coca Cola has A hydronium (H3O+) concentration of 3.16×10^-3. Use the formula pH= - log [H3O+] to findthe pH Coca Cola