Answer:
3848.45mm
Step-by-step explanation:
Area = 
= 1225
1225 *
= 3848.45
Answer:
-3
Step-by-step explanation:
(


Plug in values into the given equation

Simplify

Answer:
x = -1 and x = 1
Step-by-step explanation:
<em>Excluded values</em> are values that will make the denominator of a fraction equal to 0.
The fraction is (x+1)/(x² - 1)
x² - 1 = 0
x² = 1
x = ±1
The excluded values are x = -1 and x = 1.