Answer:
70
Step-by-step explanation:
four books can be made from eight different books
4 books to be chosen from 8 books
The order does not matters so we use Combination.
four books can be made from eight different books, so we find 8C4
Three years ago Laura bought a new car for $27,400. When she traded the car in to a dealer last week it was worth $15,618. Find
the percent decrease in the car's value over the three year period. Round your answer to the nearest hundredth, if necessary.
1 answer:
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Answer:
The answer would be OR
.
Step-by-step explanation:
Do pay attention to the hollow circle from which is found; that means the value of x does not include -2, and therefore the < sign is used.
Hope this helped!
ANSWER
EXPLANATION
We want to find the constant that must be added to
to form a perfect square.
Comparing the given expression to
we have
a=1 , b=-3 , and c=0.
We need to add
We substitute the values to get,
We change this to mix numbers to get,
The last choice is correct.