Question

i dont get this my answer isn't on here. i got 4^x and i dont see how that's not the answer? someone help please

Answer 1

Answer is d. 2^2x

Step by step

When you multiply exponents with like bases you add the exponents and the base stays the same

(2^x ) (2^x ) = 2 ^2x
Because you add exponents 1x and 1x and your base remains 2

Answer 2

C because 2x=y——> y/2