8² + 7!! – 5——–;
8² + 7!! – 5
= ( 8 × 8 ) + ( 7 × 5 × 3 × 1 ) – 5
= 64 + ( 35 × 3 × 1 ) – 5
= 64 + ( 105 × 1 ) – 5
= 64 + 105 – 5
= 169 – 5
= 164
8² + 7!! – 5
= (8.8) + (7.5.3.1) – 5
= 64 + 105 – 5
= 169 – 5
= 164
8² + 7!! – 5——–;
8² + 7!! – 5
= ( 8 × 8 ) + ( 7 × 5 × 3 × 1 ) – 5
= 64 + ( 35 × 3 × 1 ) – 5
= 64 + ( 105 × 1 ) – 5
= 64 + 105 – 5
= 169 – 5
= 164
8² + 7!! – 5
= (8.8) + (7.5.3.1) – 5
= 64 + 105 – 5
= 169 – 5
= 164