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,    

the correct answer is

c. 4

step-by-step explanation:

the given polynomial is

the degree of the polynomial is the highest exponent which is 4.

the -4 is called the leading coefficient.

this polynomial has only one term so it is a monomial.

the correct answer is option c.

the correct answer is 1.7