(3a^2-4b^2)(3a^2+4b^2)
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Answered by
0
Answer:
this you can do by yourself only
Answered by
1
Answer:
9a^2 - 16b^2
Step-by-step explanation:
= 9a^2 + 12a^2b^2 - 12a^2b^2 - 16b^2
= 9a^2 - 16b^2
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