1. 23² + 5²
2. 9!!
3. 100 + 300 + 500
pakai cara
Nt: Ada yg ngeh gk sih? ._.
Q
23² + 5²
= 23² + 5²
= 529 + 5²
= 529 + 25
= 554
__
9!!
= 9!!
= 9 × 7 × 5 × 3
= 945
__
100 + 300 + 500
= 100 + 300 + 500
= 400 + 500
= 900
__
23² + 5² = 554
9!! = 945
100 + 300 + 500 = 900
penyelesaian soal :
23² + 5²
= ( 23 × 23 ) + ( 5 × 5 )
= 529 + 25
= 554
9!!
= 9 × 7 × 5 × 3
= 63 × 5 × 3
= 315 × 3
= 945
100 + 300 + 500
= ( 100 + 300 ) + 500
= 400 + 500
= 900