Which is a perfect square ?

The second answer

Step-by-step explanation:

When you hear the word squared in math, it means the number multiplied by itself.  For example, 6^2 is 6 x 6.  A perfect square is the product of a rational number multiplied by itself.  Resulting in B. being the answer.

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1 + (6 / x - 1)

step-by-step explanation:

divide using polynomial division.

step-by-step explanation:

we have

using a graphing tool

see the attached figure

this is a quadratic equation (vertical parabola) open up

the vertex is a > vertex

the domain of the function is all real > interval (-∞,∞)

the range of the function is the > [-6.125,∞)

the function has two x->   and

the function is increasing over the > (0.25,∞)

the function is decreasing over the > (-∞,0.25)