Question

(x3+4x²+5x+2) = (1+1)​

Answer 1

Answer:

0

-2 - i

-2 + i

Step-by-step explanation:

• (x³+4x²+5x+2) = (1+1)​
• x³+4x²+5x = 2-2
• x(x² + 4x + 5) = 0
• x(x²+4x+ 4 +1 )= 0
• x((x+2)²+1)=0

• 1. x= 0

• 2. (x+2)² +1= 0

• (x+2)²= -1

• x+2 = ± √-1 ⇒ x= -2 - i and x= -2 + i