Answer:
See the explanation below.
Step-by-step explanation:

Starting from 
By putting
we have:

The answer is: " (x² − 3) " .
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Explanation:
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Given: 3x² <span>− 9x ; factor out a "3x" ;
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</span>→ 3x (x² − 3) ;
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The answer is: " (x² − 3) " .
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Answer:
2.3456 x 10^-5
Step-by-step explanation:
The answer to this question is C) 13