The theorem is: a^2 - b^2 = (a+b) (a-b)
So, let's do this:
64x^2 - 49=
(8x)^2 - (7)^2=
(8x+7) (8x-7)
Answer:
3/4
Step-by-step explanation:
I think
Hope this helps
Answer:
Step-by-step explanation:
Answer:
d
Step-by-step explanation:
2x+3x-9-1
x
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