McGraw Hill Integrated II, 2012
MH
McGraw Hill Integrated II, 2012 View details
3. Simplifying Radical Expressions
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Exercise 6 Page 248

120

Practice makes perfect

We can simplify this expression by multiplying the expressions inside the radicals and multiplying the constants, separately. asqrt(b)* csqrt(d)=a* csqrt(b* d) ⇓ 3sqrt(10)* 4sqrt(10)= 3*4sqrt(10*10) Then we can simplify the expression by rewriting the number under the square root as the product of at least one perfect square factor.

3*4sqrt(10*10)
12sqrt(100)
12(10)
120