Question

This is a 100 points question. 1+4=5 2+5=12 3+6=21 8+11=? Solve step by step

Answer 1

Answer:

8+11=40

Step-by-step explanation:

1+4=5

2+5=12

3+6=21

8+11=?

There is a occurrence of a certain pattern here.

if you observe, by adding the LHS of the first equation: that is-

1+4=5

now add the next LHS to the RHS of the above equation

that is 5+2+5=12.

HOPE YOU FIND THIS USEFUL.

MARK THIS AS THE BRAINLIEST IF YOU ONLY UNDERSTAND THIS:)

Answer 2

Answer:

40

Step-by-step explanation:

1+4=5

2+5+5=12

3+6+12=21

8+11+21=40