Question

the number of zeroes of the polynomial x3+x-e-3x²​

Answer 1

Answer:

ANSWER

sum of roots=3

a+a−b+a+b=3

3a=3

a=1

product of roots =−1

a(a

2

−b

2

)=−1

(1−b

2

)=−1

b

2

=2

b=

2

a=1;b=

2

roots are 1,1+

2

,1−

2

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