| f ( x ) = 45164836 x2 { − 812 ≤ x ≤ 812 } √ 1 + ( ddx f ( x ) )2 √ 1 + ( 2⋅45164836 ⋅ x )2 √ 1 + 902 ⋅ x21648362 Kabellængde: ∫812−812√ 1 + 902 ⋅ x21648362 dx = 1675,73 Klik for facit-tjek |
| f ( x ) = 45164836 x2 { − 812 ≤ x ≤ 812 } √ 1 + ( ddx f ( x ) )2 √ 1 + ( 2⋅45164836 ⋅ x )2 √ 1 + 902 ⋅ x21648362 Kabellængde: ∫812−812√ 1 + 902 ⋅ x21648362 dx = 1675,73 Klik for facit-tjek |
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