Question

plz solve the attached question (find the value of x)

Answer 1

Answer:

25/16*16/28

Step-by-step explanation:

answer 1

1power 3x=1

1 power3=1 power3x

3=3x

x=1

Answer 2

Answer:

Step-by-step explanation:

• $a^-^n=\frac{1}{a^n}$

$\frac{5^2}{4^2} \div \frac{5^2}{(-4)^2}$

$=\frac{25}{16} *\frac{16}{25}$

$=1$

$1=1^3^x$

∴True for every $x$