Jawab:
Penjelasan dengan langkah-langkah:
-(-4) = 4
(-4)^2 = 16
-2(-4)^2 = -2(16) = -32
Diketahui: a = -4
Ditanya:
1. -a
2. a²
3. -2a²
1. -a = -(-4)
ㅤㅤ= 4
2. a² = (-4)²
ㅤㅤ = (-4) × (-4)
ㅤㅤ = 16
3. -2a² = -2 . (-4)²
ㅤㅤㅤ = -2 . ((-4) × (-4))
ㅤㅤㅤ = -2 . 16
ㅤㅤㅤ = -32
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Jawab:
Penjelasan dengan langkah-langkah:
-(-4) = 4
(-4)^2 = 16
-2(-4)^2 = -2(16) = -32
Diketahui: a = -4
Ditanya:
1. -a
2. a²
3. -2a²
Jawab:
1. -a = -(-4)
ㅤㅤ= 4
2. a² = (-4)²
ㅤㅤ = (-4) × (-4)
ㅤㅤ = 16
3. -2a² = -2 . (-4)²
ㅤㅤㅤ = -2 . ((-4) × (-4))
ㅤㅤㅤ = -2 . 16
ㅤㅤㅤ = -32