Factor Completely: 9x2 - 49

(3x - 7)(3x + 7)

Step-by-step explanation:

This expression is an example of "the difference between two squares."

9x^2 - 49 can be rewritten as (3x)^2 - 7^2, and so:

9x^2 - 49 = (3x - 7)(3x + 7)

the correct answer is 828.07

the multiples of 15 are 15, 30,45, 60, 75, 90, 105, 120, 135, 150, 165, 180, 195,   210, 225, 240, 255, 270, 285, 300, 315, 330, 345, 360, 375,   390, 405, 420, 435, 450, 465, 480, 495, 510, 525, 540, 555, 570, 585, 600, 615, 630, 645, 660, 675, 690, 705, 720, and 735.

the factors of 15 are 1, 3, 5, and 15.

hope that , fam!

-une, your fren : )