tolong bantuan nya ..........

3^√1/8^2 = 2^x
1/8^(2/3) = 2^x
1/2^2 = 2^x
x = 1/2^2 / 2
x = 1/2

1.(2^-3)^2/3=2^x
2^-6/3=2^x
2^-2=2^x
x=-2

2.limx->√2 x²-2/x-√2=(x-√2)(x+√2)/x-√2

=√2+√2=2√2