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Lera25 [3.4K]
3 years ago
10

What is the factorization of 121b^4 -9

Mathematics
1 answer:
Free_Kalibri [48]3 years ago
6 0

Answer:

121 {b}^{4}  - 9 \\  {11}^{2} {b}^{2}   {b}^{2}  -  {3}^{2}  \\ =   (11 {b}^{2}  - 3)(11 {b}^{2}  + 3)

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