Question

( 3^{x}-8=3^{2-x} )
( 3^{2 x}-83^{x}-9=0 )
( 3^{x}=a )
( a^{2}-8 a-9=0 )
( a=frac{8 pm sqrt{64+3 b}}{2} )
( frac{28 pm 10}{2} quad a=9 )
( frac{a^{2}}{3^{x}=9} )
( x=2 ) for

# 37. Solve log; (3* – 8) =2-X (a) x = 2 (b) x = 3

Solution