12² + 19² - 4 = ....
8⁴ × 4² - 12¹ = ....
#CaraMempersulitHidup
Jawaban:
soal:
12²+19²-4=.......
8⁴×4²-12¹=.....
penjelasan:
4²=4×4
=16
8⁴=8×8×8×8
=64×8×8
=512×8
=4.096
12²=12×12
=144
19²=19×19
=361
penyelesaian soal:
12²+19²-4=(12×12) +(19×19) -4
=144+361-4
=505 - 4
=501
8⁴×4²-12¹=(8×8×8×8) ×(4×4) -(12×1)
=(512×8) ×(4×4) -12
=4.096 × 16 -12
=65.536 - 12
=65.524
#maaf bila salah#^^
Cara
No 1 :
12² = 12 × 12
= 144
-----------------
19² = 19 × 19
= 361
-----------------
12² + 19² - 4
= 144 + 361
= 501
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No 2 :
8⁴ = 8 × 8 × 8 × 8
= 64 × 8 × 8
= 512 × 8
= 4.096
-------------------------
4² = 4 × 4
= 16
-----------------------
12¹ = 12
---------------------
8⁴ × 4² - 12¹
= 4.096 × 16 - 12
= 65.524
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Jawaban
- 501
- 65.524