# Exponent rules with negative numbers

Hello if you could answer this please what is the difference between -2^2 and (-2)^2

$$-2^2=(-1)2^2=-4$$ and $$(-2)^2=(-1)^2(2)^2=(-1)(-1)(4)=4$$
$$-2^2=-(2^2)=-4\;,\;\;\text{whereas}\;\;(-2)^2=4$$