if a=70 and b=25 verify (a-b) (a+b) = 9×9 -b×b
please tell this answer right now​

1 thought on “if a=70 and b=25 verify (a-b) (a+b) = 9×9 -b×b<br />please tell this answer right now​”

1. Step-by-step explanation:

   Given ,

   a: 70 , b :25

   (70–25)(70+25) : (45)×(95)

   : 4275

   9×9 : 81 – 625 : –544

   Hence , Verified

   (a-b) (a+b) ≠ 9×9 -b×b

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