Question

If a and b are zeros of x2_4x+1then1/a+1/b_ab is

Answer 1

Answer:

first do the factorise for the given equation..

in this a=1,b=-4,c=1

formulae is x= -b(+or -)√b^2-4ac/2a

so,, Mark this first one answer as a..

second one as b...

x=a,b

so,, then we can it as easy..