Question

Which of the following is false for pair of n values of X and y
A)bxy>1,byx<0 B)bxy>1,0<by<1
C)bxy>1,byx>1
D)bxy>0,byx<0​

Answer 1

Step-by-step explanation:

Number obtained on reversing the digits = 10y + x . Now, ⇒ 10y + x = 10x + y + 9 . ⇒ 10x - x + y - 10y = -9

Answer 2

Step-by-step explanation:

Which of the following is false for pair of n values of X and y

A)bxy>1,byx<0 B)bxy>1,0<by<1

C)bxy>1,byx>1

D)bxy>0,byx<0