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Multiplying Radicals
MGSE9-12.N.RN.2 Rewrite expressions
involving radicals (restricted to square roots
only)
MGSE9-12.N.RN.3 Explain why the sum or
product of rational numbers is rational; why
the sum of a rational number and an
irrational number is irrational; and why the
product of a nonzero rational number and
an irrational number is irrational.
Objective: Students will multiply and
Simplify radical expressions
Essential Question
• How comfortable do you feel with radicals
thus far?
• (1) great ready to go on
• (2) I still need a little more practice
• (3) I am struggling
Multiply Radicals
𝟓 𝟔 x 3 𝟐
𝟓 × 𝟑 𝟔 × 𝟐
15 𝟏𝟐
15 𝟒
𝟑
15 × 𝟐 𝟑
30 𝟑
Your Turn
7 𝟐 x
𝟕
7×𝟏 𝟐 ×𝟕
𝟕 𝟏𝟒
𝟕 𝟐
7 𝟏𝟒
𝟕
Exit Ticket
• Simplify each radical expression below.
A.
D.
B.
E.
C.
F.