Friday, 1 June 2018

LOG 2


If log9(32x + 17)=2; find x.

   Solution

Log9(32x + 17)=2

(32x + 17)=92       
                                            
32x + 17=81

32x =81 – 17

32x = 64

32x =   64   
32        32

x = 2

Hence x = 2

TRY THIS………………


If log7(2t - 65)=2; find t

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