f(x) = x!! × 2(x) ÷ 10
f(7) = 7!! × 2(7) ÷ 10
= (7 × 5 × 3 × 1) × (2 × 7) ÷ 10
= 105 × 14 ÷ 10
= 1.470 ÷ 10
= 147
#koreksi
thankss
꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦
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♡˖꒰ j a w ab a n ꒱ :
f(x) = x!! × 2(x) ÷ 10
f(7) = 7!! × 2(7) ÷ 10
= (7 × 5 × 3 × 1) × (2 × 7) ÷ 10
= 105 × 14 ÷ 10
= 1.470 ÷ 10
= 147
#koreksi
thankss
꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦꒷꒦
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