Question

Here is the 5th one to do.

Answer 1

a is not equivalent to b and c.

Explanation:

a.

`50( {2}^(x + 2) ) = 25 * 2( {2}^(x + 2) ) = 25( {2}^(x + 3) )`

b.

`25( {2}^(2x + 1) )`

c.

`50( {4}^(x) ) = 50( { {2}^(x) )}^(2) = 50( {2}^(2x) ) = 25 * 2( {2}^(2x) ) = 25( {2}^(2x + 1) )`