The factored form of the expression
is 
The expression x^2 + 9 has no real roots hence cannot be factored
Quadratic equations are equations with a degree of 2.
Given the quadratic function 
For the function 

Using the difference of two squares:

For the expression x^2 + 9
The expression x^2 + 9 has no real roots hence cannot be factored
Learn more on factorization here: brainly.com/question/20293447
Answer:
x=-4
Step-by-step explanation:
x+12=8
x=8-12
Andre did not multiple both by four to get the exact whole number. He also, didnt subtract 12 which is not possible due to it being multiplied by 1/4.
Answer: the on to the bottom left
Step-by-step explanation: c would be right because you have a positive slope
Answer:
3, 7
Step-by-step explanation:
The answer is:
y= -2.5x + 4
You have to do -2.5 times the x value
Then add 4 and you should get the correct number for each y value.