Q65: Rationalize the denominator and simplify. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8672/.jpg"
Q66: Find the distance between points P and
Q67: The formula <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8672/.jpg" alt="The formula
Q68: Simplify the expression. Assume that all variables
Q69: Solve the equation. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8672/.jpg" alt="Solve the
Q71: Rationalize the denominator and simplify. The variable
Q72: Simplify the expression. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8672/.jpg" alt="Simplify the
Q73: Find the value without using a calculator.
Q74: Solve the equation. Check all solutions. <img
Q75: Evaluate the expression. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8672/.jpg" alt="Evaluate the