Turunan pertama dari f(x) = 8 - 12x⁴ adalah f'(x) = . . . ?
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Jawaban:
f(x) = 8 - 12x⁴
f'(x) = -12x⁴ + 8
f'(x) = -12.4x⁴-¹ + 0
f'(x) = -48x³
[tex] \: [/tex]
[tex]f(x) = 8 - 12x⁴[/tex]
[tex]f'(x) = ( 8 × 0 ) - 4(12x)^{4-1}[/tex]
[tex]f'(x) = 0 - 48x^{3}[/tex]
[tex]f'(x) = - 48x^{3}[/tex]
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