Penjelasan dengan langkah-langkah:
f(x) = x + 4
g(x) = 2x² + x - 10
(f . g)(x)
= (x + 4)(2x² + x - 10)
= (2x³ + x² - 10x) + 8x² + 4x - 40
= 2x³ + 9x² - 6x - 40
(f×g)(x)=f(x)×g(x)
Maka
(x+4)(2x²+x-10)
Kali pelangi
2x³+x²-10x+8x²+4x-40
=2x³+9x²-6x-40
Semoga bermanfaat
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Penjelasan dengan langkah-langkah:
f(x) = x + 4
g(x) = 2x² + x - 10
(f . g)(x)
= (x + 4)(2x² + x - 10)
= (2x³ + x² - 10x) + 8x² + 4x - 40
= 2x³ + 9x² - 6x - 40
Penyelesaian
(f×g)(x)=f(x)×g(x)
Maka
(x+4)(2x²+x-10)
Kali pelangi
2x³+x²-10x+8x²+4x-40
=2x³+9x²-6x-40
Semoga bermanfaat