Question3

Jambmaths question: 

A binary operation on the set of real number is defined by $x*y=\frac{x+y}{2}$ for all x, y$\in $N. Find 7*5 

Option A: 

8

Option B: 

9

Option C: 

5

Option D: 

6

Jamb Maths Solution: 

$7*5=\frac{7+5}{2}=\frac{12}{2}=6$

Jamb Maths Topic: 
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