Answer:
Step-by-step explanation:
(x² + 6x + 9)(x)= x²*x + 6x*x + 9*x = x³ + 6x² + 9x
Answer:
(0, -10/3)
the -10 is over the 3 in the form of a fraction
Hello!
To solve this exercise, we must use the formula below:

Knowing these values, let's replace them in the formula to obtain r:

So, the radius of this circle is 10cm.
Hope this helps!
Answer:
4
Step-by-step explanation:
3n-2-n=6
2n-2=6
2n=8
n=4
The person went wrong on step 2
Should be
11 + (9)(3)= x
11 + 27= x
x = 38