Factor the following: 36x^2 - 49

What is the vocabulary word describing the factors that result in this answer?

(6x+7)(6x-7)

Step-by-step explanation:

This is an example of "Difference Of Squares".

(6x - 7)(6x + 7).

The difference of 2 squares.

Step-by-step explanation:

Note that 36x^2 and 49 are perfect squares.

36x^2 - 49

= (6x - 7)(6x + 7).

{3 + i, 3 - i, 3, -1}

step-by-step explanation:

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6