Evaluate the fo llowing limits lim x8 + 7x + 9x-4x² +2 Xヨ-0 x4 - 4 y5 - 3x*-6x +4 2x2-8x +7 suppose f(x) ニ 9x +5x-3 Evaluate lim -4x3+6x² -15 X→の I X >o 3

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