(x+1)(x+2)(x+3)(x+4)+1=0
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Answer:
{-5+√(5)} {-5-√(5)}
_______ and ______
2. 2
Step-by-step explanation:
(x+1)(x+2)(x+3)(x+4)+1 = 0
(x²+3x+2)(x²+7x+12) + 1 = 0
x⁴+ 10x³ + 35x² + 50x + 25 = 0
(x² + 5x + 5)²= 0
Taking square root on both sides
x² + 5x + 5 = 0
x = (-5 (±) √(25-20)}/2
x = {-5±√5}/2
x = {-5-√(5)}/2 and {-5+√(5)}/2
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