Please help!! See the attachment, please!
1 answer:
Answer:
Step-by-step explanation:
we know that
The formula to find the sum is equal to
where
a1 is the first term
an is the last term
n is the number of terms
In this problem we have
substitute the values in the formula
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Y = 1 3 -x = left[y \right] = \left[ 3-x\right][y]=[3−x]
Answer:
C
Step-by-step explanation:
Answer:
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Step-by-step explanation:
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