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aleksklad [387]
3 years ago
13

Factor completely 2. 4x² – 9 [2 pts]

Mathematics
1 answer:
Nat2105 [25]3 years ago
8 0

Answer:

(2x+3) (2x-3)

Step-by-step explanation:

Both 4 and 9 have square roots and the problem is a difference of two squares. So if factored, one parenthesis will have a - and the other will have a +.

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Now you take that a plug it into the -3x-2y=-12. So that it looks like this -3(-0.15)-2y=-12

Now times the -3 by -0.15 to give us 20 -2y=-12.   Now 'kill' the 20, so that it looks like this -2y=-32. Now you divide by -2 and get y=16. 

Now your ordered pair is (-0.15,16)
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Answer:

Step-by-step explanation:

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