f(x) = 10x - x!
f(5) = 10(5) - 5!
f(5) = 50 - (5 × 4 × 3 × 2 × 1)
f(5) = 50 - 120
f(5) = -70
5!
= 5 × 4 × 3 × 2 × 1
= 20 × 3 × 2 × 1
= 60 × 2 × 1
= 120 × 1
= 120
f(5) = 10(5) - 120!
f(5) = (10 × 5) - 120
f(5) = - 70
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f(x) = 10x - x!
f(5) = 10(5) - 5!
f(5) = 50 - (5 × 4 × 3 × 2 × 1)
f(5) = 50 - 120
f(5) = -70
5!
= 5 × 4 × 3 × 2 × 1
= 20 × 3 × 2 × 1
= 60 × 2 × 1
= 120 × 1
= 120
jawaban and cara :
f(x) = 10x - x!
f(5) = 10(5) - 120!
f(5) = (10 × 5) - 120
f(5) = 50 - 120
f(5) = - 70