thetrojantv
thetrojantv
26-02-2018
Mathematics
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carlosego
carlosego
26-02-2018
8x ^ 2-50
We rewrite the expression:
8x ^ 2-50
2 (4x ^ 2-25)
Then, we have that the expression is a perfect square.
We have then:
2 (4x ^ 2-25)
2 (2x + 5) (2x-5)
answer:
2 (2x + 5) (2x-5)
option 4
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