Bantu dong bang hehehe

By Admin ReiPosted on December 12, 2022

Bantu dong bang hehehe

Bantu dong bang hehehe

Jawaban:

6^2x-1=216

6^2x-1=6^3

2x-1=3

2x=4

x=2

——————–

(1/9)^4x-5=81

(1/9)^4x-5=9^2

(1/9)^4x-5=(1/9)^-2

4x-5=-2

4x=3

x=3/4

——————–

25^3x=125^4x-2

5^2(3x)=5^3(4x-2)

5^6x=5^12x-6

6x=12x-6

6=12x-6x

6x=6

x=1

——————–

$boxed{ colorbox{black}{ sf{ color{lightgreen}{ answered:by:Duone}}}}$

$sf bf tt 6^{2x-1} = 216$

$sf bf tt 6^{2x-1} = 6^{3}$

$sf bf tt cancel{6}^{2x-1} = cancel{6}^{3}$

$sf bf tt {2x-1} = 3$

$sf bf tt 2x= 3 + 1$

$sf bf tt 2x= 4$

$sf bf tt x = frac{4}{2}$

$bold{underline{boxed{pink{sf bf tt x = 2}}}}$

$sf bf tt (frac{1}{9})^{4x-5} = 81$

$sf bf tt 9^{-1(4x-5)} = 9^{2}$

$sf bf tt cancel{9}^{-1(4x-5)} = cancel{9}^{2}$

$sf bf tt -4x+5= 2$

$sf bf tt -4x= 2 - 5$

$sf bf tt -4x= -3$

$bold{underline{boxed{pink{sf bf tt x = -frac{3}{4}}}}}$

$sf bf tt 25^{3x} = 125^{4x-2}$

$sf bf tt 5^{2(3x)} = 5^{3(4x-2)}$

$sf bf tt cancel{5}^{2(3x)} = cancel{5}^{3(4x-2)}$

$sf bf tt 2(3x) = 3(4x-2)$

$sf bf tt 6x= 12x-6$

$sf bf tt 6x - 12x = -6$

$sf bf tt -6x = -6$

$sf bf tt x = frac{-6}{-6}$

$bold{underline{boxed{pink{sf bf tt x=1}}}}$

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