perplexus.info :: Just Math : Find the formula

Find the formula (Posted on 2024-04-10)

f(a,b) is defined by the following table:
f(2,3)=10,
f(3,7)=28,
f(4,5)=33,
f(5,8)=61,
f(6,7)=73,
f(7,8)= ???

Fill in the last value of f(a,b), and derive its formula.

No Solution Yet Submitted by Ady TZIDON

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Subject	Author	Date
re: Just checking	Ady TZIDON	2024-04-16 18:40:17
correction	Ady TZIDON	2024-04-15 22:52:33
Puzzle Thoughts	K Sengupta	2024-04-10 22:31:00
re: Solution - with some help from previous posts	Kenny M	2024-04-10 20:20:01
Solution - with some help from previous posts	Kenny M	2024-04-10 19:17:16
defined by "table" solution	Larry	2024-04-10 15:02:13
Just checking	tomarken	2024-04-10 14:30:21

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