A2M1L28­SB A Focus on Square Roots day 2.notebook
A Focus on Square Roots
Day 2
Students develop facility in solving radical equations
Standards: A‐REI.A.1, A‐REI.A.2 and M.P.7 Do Now:
Multiply:
October 26, 2015
A2M1L28­SB A Focus on Square Roots day 2.notebook
Rationalize the denominator in each expression.
Solve the radical equation. Be sure to check for extraneous roots.
October 26, 2015
A2M1L28­SB A Focus on Square Roots day 2.notebook
October 26, 2015
Solve the radical equation. Be sure to check for extraneous roots.
.
Solve the radical equation. Be sure to check for extraneous roots.
A2M1L28­SB A Focus on Square Roots day 2.notebook
Solve the radical equation. Be sure to check for extraneous roots.
Solve the radical equation. Be sure to check for extraneous roots.
October 26, 2015
A2M1L28­SB A Focus on Square Roots day 2.notebook
Solve the radical equation. Be sure to check for extraneous roots.
Solve the radical equation. Be sure to check for extraneous roots.
October 26, 2015
A2M1L28­SB A Focus on Square Roots day 2.notebook
Solve the radical equation. Be sure to check for extraneous roots.
Lesson Summary
If
and
is an integer, then
. However, the converse is not necessarily true. The statement
imply that
does not
. Therefore, it is necessary to check for extraneous
solutions when both sides of an
equation are raised to an
exponent. October 26, 2015
A2M1L28­SB A Focus on Square Roots day 2.notebook
Homework
A Focus on Square Roots day 2
Worksheet
October 26, 2015