Question

Find the roots of the given quadratic equation with using quadratic equation formula.​

Answer 1

Answer:

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Answer 2

D=b²-4ac

a=1

b=-2√3

c=-1

AFTER SOLVING THIS,WE GET

D=16

USING QUADRATIC FORMULA

x = -b ± √D / 2a

x = -(-2√3) ± √16 / 2 (1)

x = 2√3 ± 4 / 2

x = 2(√3 ± 2) / 2

x= √3+2 or √3-2

x= 3.73 or (-0.27)