Solving Squred Functions

[taylorvenis]

How is the answer to -2 squared +1 =-3?

According to google that is the answer?

How is that the answer???


:idea:

 

[mathwannabe]

How is the answer to -2 squared +1 =-3?

According to google that is the answer?

How is that the answer???


:idea:

Yes. \(\displaystyle -2^2\) is not the same as \(\displaystyle (-2)^2\)

\(\displaystyle -2^2=-(2)^2=-(2)(2)=-4\)

\(\displaystyle (-2)^2=(-2)(-2)=4\)