Let *:RxR->R is defined as a*b=2a+b.Find
14
18
22
26
As we learnt
BINARY OPERATIONS -
A binary operation denoted by * on a set A is a function *: A × A → A.
-
Given *:RxR->R
such that a*b=2a+b
On putting a=2 and b=3, we get
2*3=2(2)+3=4+3=7
(2*3)*4=7*4=2(7)+4=14+4=18.
Option 1)
14
Option 2)
18
Option 3)
22
Option 4)
26
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