Odpowiedź :
log9 4=a
log₉16=log₉4²=2 log₉4=2a
log₉36=log₉9*4=log₉9+log₉4=1+a
log₉2√2=log₉2¹*2^1/2=log₉2^ 3/2 =(log₉ 4^1/2)^3/2=log₉ 4^3/4=3/4 a
i
log₃54+log₃1,5=log₃54*1,5=log₃ 81=log₃ 3⁴ = 4
log₉16=log₉4²=2 log₉4=2a
log₉36=log₉9*4=log₉9+log₉4=1+a
log₉2√2=log₉2¹*2^1/2=log₉2^ 3/2 =(log₉ 4^1/2)^3/2=log₉ 4^3/4=3/4 a
i
log₃54+log₃1,5=log₃54*1,5=log₃ 81=log₃ 3⁴ = 4
log₂16= 4
bo 4² = 16
log₂2√2= log₂√8 =½* log₂8 = ½*3 = 3/2
bo 2³ = 8
log₃54+log₃1,5 = log₃(54*1,5) = log₃81 = 4
bo 3⁴ = 81
bo 4² = 16
log₂2√2= log₂√8 =½* log₂8 = ½*3 = 3/2
bo 2³ = 8
log₃54+log₃1,5 = log₃(54*1,5) = log₃81 = 4
bo 3⁴ = 81