Question

Using identity find :-- 3.5 x 3.5 -2.5 x 2.5​

Answer 1

Answer:

3.5×3.5-2.5×2.5=6

Step-by-step explanation:

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Answer 2

6

3.5×3.5=12.25

2.5×2.5=6.25

12.25-6.25=6