1. Sederhanakan perpangkatan berikut ini. a. 46 x 4³ d. (5²)³ e. 5² b. (-7)³ × (-7)² c. 4(-2,5) × (-2,5)³ ()*
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Penjelasan dengan langkah-langkah:
a.
46 x 4³
= 46 × (4×4×4×4)
= 46 × 256
= 11.776
b.
(-7)³ × (-7)²
= -343 × -49
= 343 × 49
= 16.807
c.
4(-2,5) × (-2,5)³
= -10 × (-2,5×-2,5×2,5)
= -10 × −15,625
= -10 × 15.625
= 156,25
d.
(5²)³
= (5×5)³
= 25³
= 25 × 25 × 25
= 15.625
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