Answer:
x = 0 or 1 or -2
Step-by-step explanation:

x(x^3-3x+2)=0
x(x-1)^2 * (x+2)0
so x = 0 or 1 or -2
there is no imaginary solutions
Answer:
x = 15.3°
Step-by-step explanation:
Trig identities:

where
- x = angle
- O = side opposite the angle
- A = side adjacent the angle
- H = hypotenuse

Answer:
160 sq. uits
Step-by-step explanation:
160 sq. uits é a resposta
171.76 ÷ 555 = 0.3094774775