Blake has a collectors' card that he bought for $42.00. The card is now worth $87.00. What is the percent of change in the value
1 answer:
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Check the picture below.
since the distance AB cannot be a negative value, thus is not -3-√(130).
since the distance AB cannot be a negative value, thus is not -3-√(130).
This is an arithmetic series, so we know, that:
Sum = (First term + Last term) * Number of terms /2
Here we have:
First term = 33
Last term = 104
Number of terms = 104 - 33 + 1 = 72
and
Sum = (First term + Last term) * Number of terms /2
Here we have:
First term = 33
Last term = 104
Number of terms = 104 - 33 + 1 = 72
and