Add or Subtract $7 \sqrt { 8 } - 10 \sqrt { 162 } - 3 \sqrt { 72 }$

Q20: Fill in the blank with one

Q21: Solve.<br>-If the three lengths of the

Q22: Evaluate.<br>-If <span class="ql-formula" data-value="f (

Q23: Find the power of i.<br>- <span

Q24: Find the root. Use absolute value

Q26: Simplify the radical expression. Assume that

Q27: Rationalize the denominator and simplify. Assume

Q28: Perform the indicated operations. Assume that

Q29: Multiply or divide.<br>- <span class="ql-formula" data-value="\sqrt

Q30: Find the distance between the pair