Penjelasan dengan langkah-langkah:
80² + 90² = (80 + 90)² – 2(80)(90)
= 170² – 2(7.200)
= 170² – 120²
= (170 – 120)(170 + 120)
= 50×290
= 14.500
2¹ × 2² = 2¹+²
= 2³
= 8
2! = 2×1
= 2
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Penjelasan dengan langkah-langkah:
80² + 90² = (80 + 90)² – 2(80)(90)
= 170² – 2(7.200)
= 170² – 120²
= (170 – 120)(170 + 120)
= 50×290
= 14.500
2¹ × 2² = 2¹+²
= 2³
= 8
2! = 2×1
= 2