Question

if A and B are the zeros of f( X)
equal to X square + X + 1 then find 1 by a + 1 by b​

Answer 1

Answer:

x²+x+1

a=1 b=1 c=1

-b/a=-1/1=-1=α+β

c/a=1/1=1=αβ

find 1/α+1/β

multiply the eqn by αβ

[αβ/α+αβ/β]÷αβ

[β+α]÷αβ

-1÷1

=1

pls thank if found helpful