kaitlinfrasier kaitlinfrasier

03-10-2020
Mathematics

contestada

(9x-9)(9×+9), your finding the difference between two squares. im have some trouble in how to solve it.

Respuesta :

03-10-2020

Answer:

81x² - 81

Step-by-step explanation:

Step 1: Write expression

(9x - 9)(9x + 9)

Step 2: Expand by FOIL

81x² + 81x - 81x - 81

Step 3: Combine like terms

81x² - 81

Answer Link

Otras preguntas

How to answer number 1abcde? Thank you

Can someone give me feedback on my thesis statement? Advancements in genetic engineering such as designer babies have impacted people lives such as getting rid

The formula for the hypotenuse of a right triangle with legs of length a and b is shown. What is b in terms of a and c?

Please Answer This thank you!

What left to the shift of power away from Rome, the seat of the Catholic Church

I really need help! Please help me! The picture is underneath.

(04.04) Barney has to run some errands around town. Look at the map below to calculate his distance if he starts at home, goes to the video store, then the groc

2[3(4^2 +1)] - 2^3.

Help please I’m being very stupid

Take a factor out of the square root: √x^3