TOLONG DIJAWAB PAKE CARA OKNOTE:AWAS KALAU NGASAL REPORT
Soal bagian a. :
4³ + 5³ = …?
Penyelesaian :
(4 × 4 × 4) + (5 × 5 × 5)
= (16 × 4) + (25 × 5)
= 64 + 125
= 189
____________________
Soal bagian b. :
(4 + 5)³ = …?
Penyelesaian :
(4 + 5)³
= 9³
= (9 × 9 × 9)
= (81 × 9)
= 729
____________________
Soal bagian c :
12³ – 7³ = …?
Penyelesaian :
(12 × 12 × 12) – (7 × 7 × 7)
= (144 × 12) – (49 × 7)
= 1.728 – 343
= 1.385
____________________
Soal bagian d :
(12 – 7)³ = …?
Penyelesaian :
(12 – 7)³
= 5³
= (5 × 5 × 5)
= (25 × 5)
= 125
_____________________
Soal bagian e :
4³ × 2³ = …?
Penyelesaian :
(4 × 4 × 4) × (2 × 2 × 2)
= (16 × 4) × (4 × 2)
= 64 × 8
= 512
Jawaban:
a. 189
b. 729
c. 1385
d. 125
e. 512
Penjelasan dengan langkah-langkah:
a.= 4³+5³=
=4x4x4=64
=5x5x5=125
=64+125=189
b. (4+5)³=9³=9x9x9=729
c. =12³-7³=
=12x12x12=1728
=7x7x7=343
=1728-343=1385
d. (12-7)³=5³=5x5x5=125
e.= 4³x2³=
=4x4x4=64
=2x2x2=8
=64×8=512