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Find the sum of each of the following.
1. integers from 1 to 50
2. odd integers from 1 to 100
3. even integers between 1 and 101
4. first 25 terms of the arithmetic sequence 4, 9, 14, 19, 24, ...
5. multiples of 3 from 15 to 45
6. numbers between 1 and 81 which are divisible by 4
7. first 20 terms of the arithmetic sequence-16, -20, -24,
8. first 10 terms of the arithmetic sequence 10.2, 12.7, 15.2, 17.7, ...​

( with solution po sana and formula THANK YOU)


Find The Sum Of Each Of The Following 1 Integers From 1 To 50 2 Odd Integers From 1 To 100 3 Even Integers Between 1 And 101 4 First 25 Terms Of The Arithmetic class=

Sagot :

Answer:

1. Sum of numbers from 1 to 50

The sum of the integers from 1 to n is calculated using the formula:

Sn = n(n + 1) / 2

For n = 50:

S50 = 50(50 + 1) / 2

= 50 * 51 / 2

= 2550 / 2

= 1275

Therefore, the answer is 1275.