Question

5. If AB + BA = DAD, then DAD = ..
(a) 141 (b) 161 (c) 121 (d)​

Answer 1

Answer:

option a

Step-by-step explanation:

According to the given ques .

DAD = 141

AB + BA = 12 + 21

= 141

( 2+2 is 4. Here u should add only that 2 . ahould not add 1. )

So , 141 is the correct answer

Answer 2

Answer:

A=2

B=9

D=1

AB+BA=DAD

29+92=121