rosierau
rosierau rosierau
  • 23-04-2020
  • Mathematics
contestada

Find the product of (x + 3)(x - 3).
Ox2 - 6x + 9
Ox2 + 6x + 9
Ox2 + 9
x2 - 9

Respuesta :

Zeol
Zeol Zeol
  • 23-04-2020

Answer:

x^2 - 9

Step-by-step explanation:

For this you would use the method FOIL

First

Outside

Inside

Last

(x+3)(x-3)

First, [x] times [x] = x squared (x^2)

Then, Outside, which is -3x

Inside = 3(x) = 3x

Lastly, 3(-3) = -9

x^2 - 3x + 3x - 9

x^2 - 9

Answer Link

Otras preguntas

how did manifest destiny affect both the settlement and the ultimate annexation of texas and oregon?
if the slope is 26.5° what is the rise per meter
factorize 6x^2+17x+5 by splitting middle term and by using the factor theorem
evaluate the expression. write answer without exponets64 to the 1/2 power
Write an equation of the line that has each pair of intercepts: X-intercept:-3, Y-intercept:6 How do I do this?
what is the set of counting number less than 10?
A two digit number is 4 times the sum of its digits and twice the product of its digit.FIND THE NUMBER
Hey, need some help rejoinder 1. ugly 2. reply 3. to follow 4. negligent
what is .08 divided by .0094
How do I find the "Greatest Common Factor" of 7z^11, −56z^9, 63z^8?I think it is "7", but cannot figure out the variable exponent...HELP!!!