Question

Observe the number pattern below. Sum of 3 consecutive counting numbers is 3 times the middle number
1 + 2 + 3 - 6
2 + 3 + 4 = 9
3 + 4 + 5 - 12
(a) Write the next two lines?

b) Find the sum of first 5 consecutive counting numbers?

(c) Find the sum of 5 consecutive numbers from 2 onwards.

(d) What about the sum of 5 consecutive numbers

(e) Find the sum of natural numbers from 1 to 11 with the help of the pattern

pls help​

Answer 1

Answer:ans a.) 4+5+6=15

5+6+7 =18

ans b.) 1+2+3+4+5=15

ans c.) 2+3+4+5+6=20

ans d.) sum of first five consecutive numbers are 15

ans e.) 1+2+3+4+5+6+7+8+9+10+11=6

Step-by-step explanation: