Hi,
A)

B)
Only if n=4*k or n=4*k+1 , k beeing an integer.
<h2><em>To enlarge or reduce any shape you must begin by working out the scale factor, this is calculated by using the following formula:
</em></h2><h2><em>
</em></h2><h2><em>For an enlargement = large number ÷ small number
</em></h2><h2><em>
</em></h2><h2><em>For a reduction = small number ÷ large number</em></h2>
The second one isn’t a factor… if you meant (x+6) then the two zeros are 7 and -6