Jawaban:
a. -3
Penjelasan dengan langkah-langkah:
a² + b - 2c
= 2² + (-1) - 2(3)
= 4 - 1 - 6
= 3 - 6
= -3
-3
2²+(-1-2×3
4+(-1)-6
3-6
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Jawaban:
a. -3
Penjelasan dengan langkah-langkah:
a² + b - 2c
= 2² + (-1) - 2(3)
= 4 - 1 - 6
= 3 - 6
= -3
Jawaban:
-3
Penjelasan dengan langkah-langkah:
2²+(-1-2×3
4+(-1)-6
3-6
-3