Jawab:
turunan
f '(x) = 0
garis bilangan
Penjelasan dengan langkah-langkah:
f(x) = x³ - 15/2 x² +18 x - 7
f'(x) = 3x² - 15x + 18
f'(x) = 0
3x² -15x + 18 = 0
3(x² - 5x + 6) = 0
3 (x - 2)(x - 3) =0
x = 2 atau x = 3
. .++ . .(2). .-- . . (3) . ++. .
fungsi naik f'(x) > 0
x < 2 atau x > 3
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Verified answer
Jawab:
turunan
f '(x) = 0
garis bilangan
Penjelasan dengan langkah-langkah:
f(x) = x³ - 15/2 x² +18 x - 7
f'(x) = 3x² - 15x + 18
f'(x) = 0
3x² -15x + 18 = 0
3(x² - 5x + 6) = 0
3 (x - 2)(x - 3) =0
x = 2 atau x = 3
garis bilangan
. .++ . .(2). .-- . . (3) . ++. .
fungsi naik f'(x) > 0
x < 2 atau x > 3