Number 1s answer would be 2. and number 2s answer would be 2
The summation symbol means we use the variable i in the equation from the given range. In this case, we are given with the equation 3 i - 15 and i ranges from 2 to 7. The summation using simply the calculator is equal to -9. The answer to this problem is -9.
Answer:
you will need 8 pages for 400 words.
Step-by-step explanation:
250/5=50 (divided 250 with 5 and got 50)
Then I took 400 and divided it by 50 and got 8. (400/50=8)
I hope this helps!