<span>x^2 + 1 = 0
x^2 = -1
x =
x = i
:
(x^3 + 2x) = 0
Factor out x
x(x^2 + 2) = 0
x = 0</span>
Answer:
Step-by-step explanation:
It is a right triangle as it has a right angle (you can draw a little square to show that).
It's side are already recorded, so I tried my best, though I'm not sure it's correct.
Hope that helps!
Answer:
3.6191896e+15
Step-by-step explanation:
F(x) = -5x^2 - x + 20;
f(3) = -5*3^2 - 3 + 20 = -5*9 - 3 + 20 = -45 - 3 + 20 = -28;
36/48 simplified is 3/4
divide both by 12
36÷12
3
48÷12
4