Question

a
1-335
sum e
The
equation
cubes
of
is
two roots ol the
5 and the sum
d the equation
quadratic
of theis
is 85, find​

Answer 1

Answer:

335-1 =334

Step-by-step explanation:

hope it helps you

thanku

Answer 2

Answer:

ANSWER

We have,

z

n

−1=(z−1)(z−a

1

)(z−a

2

)...(z−a

n

−1)

Now the sum of products taken two at a time,

S=

1≤i<j≤n−1

∑

α

i

α

j

+α

1

+α

2

+...+α

n−1

.

Now S=0 as coefficient of z

n−1

is zero and

a

1

+a

2

+...+a

n−1

=−1

∴0=

1≤i<j≤n−1

∑

α

i

α

j

−1

⇒∑

1≤i<j≤n−1

α

i

α

j

=1.