Q. mth~
________
8!! × 10 =
________
8!! × 10 =
= 8!! × 10
= (8 × 6 × 4 × 2) × 10
= (48 × 4 × 2) × 10
= (192 × 2) × 10
= 384 × 10
= 3.840
『Answer by Vi⊹࿐』
8!! × 10
= (8 × 6 × 4 × 2) × 10
= (48 × 4 × 2) × 10
= (192 × 2) × 10
= 384 × 10
= 3.840
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