What is a difference of squares that has a factor of x+8? x2−4 x2−16 x2−64 x2−256

x² - 64

Step-by-step explanation:

Difference of squares: (x - a)²(x +a )²

With that, you have to have (x - 8) as a factor as well. Simply just multiply (x - 8) to (x + 8) and you get x² - 64 as your answer!

answer: city needs 2.4 inches of rainfall more to match the record of 40 inches.

step-by-step explanation:

since we have given that

total annual rainfall a city record = 40 inches

this year, total rainfall recorded = 37.6 inches

number of inches of rainfall   is needed to match the record of 40 inches is given by

hence, city needs 2.4 inches of rainfall more to match the record of 40 inches.