Jika 7log 3 = a, dan 2 log 7 = b, maka 21log 14=.... Question from @fian3133542933

September 2018 2 108 Report

Jika 7log 3 = a, dan 2 log 7 = b, maka 21log 14=

tryputra 21log14 = 7log14
   7log21

= 7log 2X7
   7log 3x7

= 1/b +1
   a+1

=1+b x 1
b a+1
= 1+b
   b(a+1)

1 votes Thanks 0

randidossantosa ⁷log7.2/⁷log7.3=1+1/b:1+a
=ab+1+a

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