1.

5, जन 2० 29 अब 0* न 80 दान, (नयॉडि (यू, 5 छ*स दर न 1लक अरे सह:कि vt BT (S (T AT WP छाप - 1

Answer»

x + z = 2y-----( 1 )

x - y = y - z -----( 2 )

b² = ac -------( 3 )

LHS= a^( y-z ) ×b^(z - x ) × c^( x - y )

= a^( x - y ) × b^( z - x ) × c^( x- y )

[from ( 2 ) ]

= ( ac )^( x - y ) × b^( z - x )

= ( b² )^( x - y ) × b^ ( z - x )

[ From ( 3 ) ]

= b ^ ( 2x - 2y ) × b^( z - x )

= b^ ( 2x - 2y + z - x )

= b ^ ( x + z - 2y )

= b ^ ( 2y - 2y )

[ From ( 1 ) ]

= b^0

= 1

= RHS

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