Question

can someone help me please?

Answer 1

i think we can figure out the answer without doing much work here..

Answer 2

notice that the degree of denominator is \(4\) and since it is not a perfect square, there will be exactly \(4\) restrictions

Answer 3

in light of that observation, which two options can you eliminate ?

Answer 4

one approach is to use substitution to make it easy to factor
let a = n^2

Answer 5

its a pretty easy factor deal with it the same way u factor quadratics

Answer 6

oh i see ok ya looking at the choices u can elimate easily

Answer 7

Yeah what is it?