kazmgirl kazmgirl

19-03-2021
Mathematics

contestada

find the value of a2+b2 and a4+b4 when a+b=5 and ab =4

Respuesta :

thebecks thebecks

19-03-2021

Answer:

a² + b² = 17

a^4 + b^4 = 257

Step-by-step explanation:

The only solutions for a+b=5 and ab =4 is:

4 and 1 but we don't know which is which. In this case it doesn't matter though.

a² + b² = 16 + 1 = 17

a^4 + b^4 = 256 + 1 = 257

Answer Link

Otras preguntas

Carlos is saving up to buy two new books. He has saved 60% of one book that costs 18$, and 30% of the cost of another book that costs 21$. How much more does he

Timetable-L'emploi du temps w the following paragraph about David's timetable and choose a set of questions to answer (I am less confident I am more confident).

How to learn math? It's very difficult to learn meth. I often get lost during the class, because I don't understand it. I try to focus on what the teacher said

As a result of medical examination, one of the tests revealed a serious illness in a person. This test has a high precision of 99% (the probability of a positiv

Angle WRS=__degree 95

Click on the implied main idea of each selection

Sights Unseen, Inc., (SUI) sells scopes with distinctively designed and made lenses and mirrors to scientists. Telescopes, Etc. Corporation later begins to sell

which is a type of display monitor? HDD CPU SSD LCD

What are negative and positive effects?

During Tammy’s eye exam, a buzzer rings and a puff of air is blown into her eye, which makes her blink. This happens several times. Then Tammy blinks when she h