At 9:00 a.m., it starts snowing outside Dario's home at the rate of 6 inches per hour. If Dario's front door is 84 inches tall,
2 answers:
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Answer:
The sum is equal to
Step-by-step explanation:
we know that
The formula to calculate the sum is equal to
In this problem
-----> number of terms
a1 is the first term
an is the last term
substitute