How to Evaluate?

0.5 + (-3 x -2^2) =

0.5 + (-3 x 4) =

0.5 + (-12) =

0.5 - 12 = - 11.5

\(k+np^2\)

=\(0.5+(-3)\times(-2)^2\)

=\(0.5+(-3)\times4\)

=\(0.5-12\)

=\(-11.5\)

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