Evaluate each expression for x = 4 and give answers in simplest form. show your work

a)    

b)    

Step-by-step explanation:

The value given for x is 4

1) The given expression is :  

By solving the negative exponent, we get

Here, substitute x =4,

or,  

2) The given expression is :  

By solving the negative exponent, we get

Here, substitute x =4,

or,    

horizontal translation of 2 units in the positive x direction

followed by

vertical translation of 3 units in the positive y direction

idk

step-by-step explanation: