Find the limit of the following rational function as (a) x→o and (b) x→ - o. 3 2 - 4x° - 4x + 3 h(x) = 7x° + 4x - 3x 3 - 4x 4x +3 (a) lim X— о 7x° +4x* - Зх (Simplify your answer.) %3D 3 3 - 4x° - 4x + 3 (b) lim X→- o 7x° +4x - 3x (Simplify your answer.)

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