Question

Pls pls Answer as fast as possible! !! And pls Answer it correctly. My brother want its fast.

Answer 1

Answer is in the attachment.

Answer 2

Answer:

Refer the attachment.

For second answer :

13^√x = 4⁴ - 3⁴ - 6

13^√x = 256 - 81 - 6

13^√x = 169

13^√x = 13²

comparing both sides,

√x = 2

x = √2