=> ( 20 × 20 ) + 20 - 7!! + 1
=> 400 + 20 - 7!! + 1
=> 400 + 20 - ( 7 × 5 × 3 × 1 ) + 1
=> 400 + 20 - ( 35 × 3 × 1 ) + 1
=> 400 + 20 - ( 105 × 1 ) + 1
=> 400 + 20 - 105 + 1
=> 420 - 105 + 1
=> 315 + 1
=> 316 ☑
Jawaban:
= 316
Penjelasan dengan langkah-langkah:
20² + 20 - 7!! + 1 =
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=> ( 20 × 20 ) + 20 - 7!! + 1
=> 400 + 20 - 7!! + 1
=> 400 + 20 - ( 7 × 5 × 3 × 1 ) + 1
=> 400 + 20 - ( 35 × 3 × 1 ) + 1
=> 400 + 20 - ( 105 × 1 ) + 1
=> 400 + 20 - 105 + 1
=> 420 - 105 + 1
=> 315 + 1
=> 316 ☑
Jawaban:
= 316
Penjelasan dengan langkah-langkah:
20² + 20 - 7!! + 1 =