IF 5 + 2 = 9, 6 + 3 = 15, 7 + 4 = 23, 8 + 5 = 33 then 10 + 7 = ?? - mathselab.com

IF 5 + 2 = 9, 6 + 3 = 15, 7 + 4 = 23, 8 + 5 = 33 then 10 + 7 = ??

Question

IF 5 + 2 = 9

6 + 3 = 15


7 + 4 = 23


8 + 5 = 33


then, 10 + 7 = ??


A. 17
B. 59
C. 56
D. 70


Answer: B. 59


Solution:

A + B = A + B^2 = answer

5 + 2^2 = 9

6 + 3^2 = 15

7 + 4^2 = 23

8 + 5^2 = 33

10 + 7^2 = 59


The Answer is 59.

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