Q.8!! + 5^2 =......??nt:nurun satu ygy_.

Q.8!! + 5^2 =……??nt:nurun satu ygy_.

8!! + 5^2 =

$8!! + 5 {}^{2} \ = (8 times6 times 4 times 2 times 1) + (5 times 5) \ = (48 times 4 times 2 times 1) + (25) \ = (192 times 2 times 1) + (25) \ = (384 times 1) + (25) \ = 384 + 25 \ = 409$

8!! + 5²

(8 × 6 × 4 × 2) + (5 × 5)

(48 × 8) + 25

384 + 25

409

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