Why does square root 36 equals +6 and -6.

See below

Step-by-step explanation:

To find the square root of a number is the same as squaring the answer.

In this perticular example, the square root of 35 is +6 and -6.

As I said before, the square root of a number is the same as squaring the answer. That means, we square +6 and -6.

(6)²=36

(-6)²=36

It is clear that when you square 6 and -6, you get 36. This is because a positive×positive=positive, and negative×negative=positive.

That's why square root 36 equals +6 and -6.

step-by-step explanation:

descending order means to order the polynomials from the term with the largest exponent to the term with the smallest exponent.  

therefore, the correct answer is d.  

a)(x-2)^2+(y-1)^2=9

step-by-step explanation:

(picture explains)