crmane1972 crmane1972

04-06-2020
Mathematics

contestada

. If α and β are zeroes of x*2 – 4x + 1, then 1/α + 1/β – αβ is

3

5

-5

-3

Respuesta :

nathanvasquez921 nathanvasquez921

04-06-2020

I think the answer is c -5

Answer Link

Otras preguntas

Use the rule y=4 -2x to work out if x =0 what does y =

What were the reasons why italy did not exist as a country?

A student performed an experiment to determine the specific heat of an unknown metal

Seven times the difference of a number 5 is 6

What is 6 divided by 3/5?!I haven't done these sort of sums in ages and I've forgotten so please help asap,thank you :-)

metamorphic and sedimentary rocks

Explain what you see in the image on the left, verses the image on the right. What a person sees when looking at the above two pictures depends on what concept

What event triggered the alliance system which led to the first world war?

From a point on the ground 62 feet from the foot of statue, the angle of elevation of the top of the statue is 37º. Find the height of the statue to the nearest

A skier is skiing down a slope on the mountain. Is the mechanical energy conserved? Why or why not?