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RideAnS [48]
3 years ago
12

What are the zeros of the function f(x) = x2 + 8x + 4, expressed in simplest radical form? x = –4 ± 2StartRoot 3 EndRoot x = –4

± StartRoot 48 EndRoot x = StartFraction negative 8 plus or minus StartRoot 3 EndRoot Over 2 End Fraction x = StartFraction negative 4 plus or minus 4 StartRoot 3 EndRoot Over 2 End Fraction
Mathematics
2 answers:
denpristay [2]3 years ago
7 0

Answer:

A. on edg

Step-by-step explanation:

Just took the assignment.

SCORPION-xisa [38]3 years ago
4 0

Answer:

<h2>x = -4 ± 2√(3)  </h2><h2 />

Step-by-step explanation:

Discriminant Δ = √(8²-4×(1)×(4)) = √(48) = √(4×12) = √(4)×√(12) = 2√(12)

then x = (-8 ± 2√(12))÷2 = -4 ±√(12) = -4 ±√(3×4) = -4 ± 2√(3)  

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