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He function f(x) = x2 + 10x – 3 written in vertex form is f(x) = (x + 5)2 – 28. What are the coordinates of the vertex? A.(–5, –28) B.(–5, 28) C.(5, –28) D.(5, 28)
asked
Aug 2, 2017
Mathematics
high-school
1
answer
0
votes
224k
views
Explain how chemists know that oxygen molecule has an unpaired electrons.
asked
Jan 7, 2017
Chemistry
high-school
1
answer
1
vote
68.8k
views
0.02 as a fraction I have problems with decimals
asked
Jul 2, 2016
Mathematics
high-school
2
answers
5
votes
46.8k
views
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