Question
Asked Dec 1, 2019
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Simplify a rational expression

z2+22z+121/3z+33

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Expert Answer

Step 1

Given expression is,

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z222z+12 3z+33 Using the formula (a+b) = a +2ab+b, z +22z +121 can be factored as (z+11) Here, a z and b = 11 z2+22z+121z+11 3z 33 3z 33

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Step 2

Factor out the common term 3 from 3z + 33 as...

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z2+22z+121_z+11) 3(z+11) 3z+33

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Tagged in

Math

Algebra

Numbers