Dry ice is carbon dioxide in a solid state. Its freezing point is –78.5°C. You use dry ice to freeze liquid mercury that is at r
2 answers:
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For this case we have the following polynomial:
We make the following change of variables:
Rewriting we have
Factoring the second order polynomial we have:
Then, returning the change we have:
Finally, we factor the expression in the parentheses of the second term:
Answer:
the completely factored form is:
