Question

If 1 + 2 = 3 , 3 + 4 = 21 , 5 + 6 = 55 , then 4 + 5 = ?

Answer 1

Answer: 36

Step-by-step explanation:

To Find : To find the value of 4 + 5 = ?

Given : 1 + 2 = 3, 3 + 4 = 21, 5 + 6 = 55 , these are the given sum

Solution :

In the given question, we can see the pattern.

As we can see that sum of the numbers is multiplied by the numbers 1, 2, 3, 4, 5, ... and so on.

1 + 2 = 3 × 1 = 3

2 + 3 = 5 × 2 = 10

3 + 4 = 7 * 3 = 21

4 + 5 = 9 × 4 = 36

5 + 6 = 11 * 5 = 55

__________________________________________________

Related Links :

What is the multiplication factor in the series of numbers given below?

7, 21, 63, 189, 567, ...

(1) 14

(ii) 42

(ii) 3

(iv) 14​

https://brainly.in/question/46997280

The two words multiplication of parallel series are 91 and their mean is 10 .Then find the parallel series

https://brainly.in/question/15583619?source=archive

#SPJ2

Answer 2

Given :

1 + 2 = 3, 3 + 4 = 21, 5 + 6 = 55 , these are the given sum

To Find :

The value of 4 + 5 = ?

Solution :

In the given question, there is a particular pattern followed in each step.

We can see that sum of the numbers is multiplied by the numbers 1, 2, 3, 4, 5, ... and so on.

1 + 2 = 3 Thereafter 3 × 1 = 3

2 + 3 = 5 Thereafter 5 × 2 = 10

3 + 4 = 7 Thereafter 7 × 3 = 21

4 + 5 = 9 Thereafter 9 × 4 = 36

5 + 6 = 11 Thereafter 11 × 5 = 55

Hence, the required answer is 36.

#SPJ3