SOLUTION: the question is: Factor the polynomial completely. If the polynomail cannot be factored, write PRIME. z^2 - 49 Can anyone help?

SOLUTION: the question is: Factor the polynomial completely. If the polynomail cannot be factored, write PRIME. z^2 - 49 Can anyone help?

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Question 21369: the question is: Factor the polynomial completely. If the polynomail cannot be factored, write PRIME.
z^2 - 49 Can anyone help?
Answer by venugopalramana(3286) (Show Source): You can put this solution on YOUR website!
Z^2-49
=Z^2-7^2.....USING THE FORMULA (X+Y)(X-Y)=X^2-Y^2..WE GET
=(Z+7)(Z-7)
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