3 years ago

BRAINLIEST GOES TO FIRST CORRECT ANSWER, NO STEPS NEEDED

Mathematics

2 answers:

pochemuha3 years ago

6 0

Answer:

b) -4

Step-by-step explanation:

The roots are (1-sqrt5) and (1+sqrt(5)

FOIL

first:1*1 =1

outer: 1 * sqrt(5) = sqrt(5)

inner -1*sqrt(5) = -sqrt(5)

last sqrt(5) * - sqrt(5) = -5

Add them together: 1+sqrt(5) - sqrt(5) -5 = -4

azamat3 years ago

4 0

Answer:

Its option B -4

Step-by-step explanation:

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