Enter each answer as a whole number (like -4, 0, or 253) or DNE for undefined or Does Not Exist.

$\displaystyle {f{{\left({2}\right)}}}$ =

$\displaystyle \lim_{{{x}\to{0}^{{-}}}}\ \ {f{{\left({x}\right)}}}=$

$\displaystyle \lim_{{{x}\to{1}^{+}}}\ \ {f{{\left({x}\right)}}}=$

$\displaystyle \lim_{{{x}\to{7}}}\ \ {f{{\left({x}\right)}}}=$