Which value of a would make the following expression completely factored? x²-a A.12 B.36 C.49 D.81

Louis Semprini asked Mar 4, 2022

499,450 views

15 votes

Which value of a would make the following expression completely factored?

x²-a

A.12
B.36
C.49
D.81

Louis Semprini asked Mar 4, 2022

2.5k points

Your comment on this question:

Email me at this address if a comment is added after mine:Email me if a comment is added after mine

Privacy: Your email address will only be used for sending these notifications.

Email me at this address if my answer is selected or commented on:Email me if my answer is selected or commented on

Privacy: Your email address will only be used for sending these notifications.

17 votes

Answer:

The answer is 12.

12 is not a perfect square like the others.

3.3k points

Email me at this address if a comment is added after mine:Email me if a comment is added after mine

Privacy: Your email address will only be used for sending these notifications.

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

1.6m questions

2.0m answers