Explanation in this file
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Answer:
Can u show an image
Step-by-step explanation:
Hello,
y=x²-10x+7=x²-2*5x+25-25+7=(x-5)²-18
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Answer:

Step-by-step explanation:
We have been given that in a recent year, 304 of the approximately 300,000,000 people in the United States were struck by lightning.




Therefore, the probability that a randomly selected person in the United States will be struck by lightning this year is
.
Because it specialises the groups that go into the number.