aeisapooh aeisapooh
  • 01-10-2017
  • Mathematics
contestada

It is given that a+b=6 and ab=7. Find the value of a^2 + b^2.

Respuesta :

Аноним Аноним
  • 01-10-2017
Use the identity:-

a^2 + b^2  = (a + b)^2 - 2ab

Plugging in the given values;-

a^2 + b^2 = 6^2 - 2*7    =  36-14  = 22 Answer
Answer Link

Otras preguntas

i dont know how to graph pls help
most plants are capable of exchanging gases with the environment because they posses
explain why political boundaries are created and why do they change
a total of 243 adults and children are at a movie theater. there are 109 more adults then children. How many adults are there? How many children are there?
What example highlights how technological innovations have impacted society in the 21st century? cyber bullying has ended people rely increasingly more on techn
What is equivalent to the equation to 1/4 (8 + 6z + 12) ?
what is the simplified form of 2160x8 60x2 assumesee pic
square root of 144 X^7 Y^5
What is 1/2 divided by 1/4
Which rights were granted to many citizens in the English bill of rights?