*Simplify: (2a - 4b +6c)² + (2a + 4b - 6c)²*
1️⃣ 16a²
2️⃣ 8a² + 32b² + 72c² - 96bc
3️⃣ 8a² + 16b² + 36c²
4️⃣ 8a² - 16b² - 36c²
Answers
Answered by
0
Step-by-step explanation:
1 16a^2
16a^2 = (4a+4)^2
now
using identify first ( a+b )^ 2 = a^2+b^2+2ab
here a=4a
b= 4
Answered by
0
Step-by-step explanation:
answer is option 2 8a2 +32b2+72c2-96bc
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