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The Multiplication Property of Square Roots tells us that sqrt(ab)=sqrt(a) * sqrt(b), for a≥ 0 and b≥ 0.
a^2b^3c^4sqrt(b)
We want to simplify a radical expression.
To do so we will assume that b≥0 otherwise the given expression would not be defined.
sqrt(a^4 b^7 c^8)
Let's recall the Multiplication Property of Square Roots.
Split into factors
sqrt(a* b)=sqrt(a)*sqrt(b)
Write as a sum
a^(1+m)=a*a^m
sqrt(a* b)=sqrt(a)*sqrt(b)
Split into factors
a^(m* n)=(a^m)^n
sqrt(a^2)=a
Now that we have simplified the factors as much as possible, we can use the Commutative Property of Multiplication to simplify even further. a^2 * sqrt(b) * b^3 * c^4 ⇔ a^2b^3c^4sqrt(b)