no b nya saja, dengan langkah "nya
tolong bantu ya
tolong bantu ya
b. 4x - 3 = 0
4x = 3
x = ¾
f(x) = 4x³ - 11x² + 2x - 4
f(¾) = 4(¾)³ - 11(¾)² + 2(¾) - 4
= 4(27/64) - 11(9/16) + (3/2) - 4
[tex] = \frac{27}{64} - \frac{9}{16} + \frac{3}{2} - 4 \\ = \frac{27 - 36 + 96 - 256}{64} \\ = \frac{ - 169}{64} = - 2 \frac{41}{64} [/tex]
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