Question

If N= {11, 12, 13, 14}, n (N) = (?)
If S= {1, 4, 9, ... 49}, n (S) = (?)

Answer 1

Answer:

n(N)= 4

n(S)= 7

Step-by-step explanation:

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Answer 2

Answer:

N = { 11 , 12 , 13 , 14 }

⇒ n(N) = 4

S = { 1 , 4 , 9 , 16 , 25 , 36 , 49}    

                                        (The series pattern is 1 , 1+3 , 1+3+5 , 1+3+5+9...)

⇒ n(S) = 7