Question

7*1=64,4*9=169 then (1*2)*3 =?

options: a)256 b)121 c)36 d) 144
full explanation
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Answer 1

Answer:

(b) 121

Step-by-step explanation:

Rule is a * b = (a+b)2

∴ 5*6 = (5+6)2=12

Answer 2

Answer:

d)144

Step-by-step explanation:

this is just a guess. don't know the explanation.

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