What is the answer of a^2+b^2-(a-b)^2
2 answers:
2b^2. This is because you have a positive a^2 and a negative so they cross it one another so it just leaves the b’s.
Answer:
2ab
Step-by-step explanation:
a²+b²-(a-b)²=
=a²+b²-(a²-2ab+b²)
=a²+b²-a²+2ab-b²
=2ab
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