2 answers:
Answer:
(a+b)^2+(a-b)^2=2(a^2+b^2)
expanding:
a² + 2ab + b² + a² -2ab + b² = 2a² + 2b²
2a² + 2b² = 2a² + 2b²
Answer:
with what?
Step-by-step explanation:
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24+8=32.
32/-4= -8.
so (-8,8) or x=-8 and y=8
Answer:
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Step-by-step explanation:
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Answer:
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