Question

if 1+2 =21,2+3=36,3+4=43,4+5=?​

Answer 1

Answer:

9

Step-by-step explanation:

all the above equations are wrong with respect to

our elementary learning

the above equations are there to confuse you

2+1=21(wrong)

3+2=36(wrong)

3+4=43(wrong)

so, 4+5=9

BRAINLIEST?

Answer 2

Answer:

54

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