(a+b)kuadrat-(c+d)kuadrat=
Matematika
devina168
Pertanyaan
(a+b)kuadrat-(c+d)kuadrat=
2 Jawaban
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1. Jawaban newwiguna
(a+b)² - (c-d)² = ((a+b)+(c+d))((a+b)-(c+d))
= (a+b+c+d)(a+b-c-d) -
2. Jawaban BeetSha
(a + b)² - (c + d)²
= a² + 2ab + b² - (c² + 2cd + d²)
= a² + 2ab + b² - c² - 2cd - d²