" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Kelas 9 MatematikaBab 5 - Bilangan Berpangkat
Soal:
(-3)³ + (-3)² + (-3)¹ + (-3)⁰ = ...?
Penyelesaian:
(-3)³ + (-3)² + (-3)¹ + (-3)⁰
= - 27 + 9 + (-3) + 1
= - 18 - 3 + 1
= - 21 + 1
= - 20
Note:
∴ Bilangan negatif (-) yg berpangkat ganjil hasilnya negatif (-)
∴ Bilangan negatif (-) yg berpangkat genap hasilnya positif (+)
∴ Bilangan berapa pun yg berpangkat 0 hasilnya 1
Jawaban:
- 20
Option ⇒ C
Semoga Membantu^-^
Verified answer
(-3)³ + (-3)² + (-3)¹ + (-3)⁰= - 27 + 9 + (-3) + 1
= - 18 - 3 + 1
= - 21 + 1
= - 20
Jawabannya C