Answer :
Answer:
(a) 5450
Step-by-step explanation:
The sum of an arithmetic series is the average of the first and last terms, multiplied by the number of terms.
Here, that is ...
(5 +104)/2 × (104 -5 +1) = 109×100/2 = 5450
Answer:
(a) 5450
Step-by-step explanation:
The sum of an arithmetic series is the average of the first and last terms, multiplied by the number of terms.
Here, that is ...
(5 +104)/2 × (104 -5 +1) = 109×100/2 = 5450