(a) Express the quadratic function in standard form.
we have the subsequent steps:
h(x) = - (x^2 + x -1)=
= -( x^2 + x +1/4 - 1/4 -1)=
= - (x +1/2)^2 +5/4
h(x) = - (x+1/2)^2 + 5/4
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