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

whats the relationship between lichens and quality
Don’t know what it is
discuss why apes are considered the most closely related organisms to humans. Use evidence to back up your answer.
Sylvia's search for the white heron shows that she is A. adventurous B. concerned C. disobedient D. foolish
A juncture when speaking is _______.
nvmQuestion 1Part AWrite a ratio of apples compared to all the fruit.Enter the correct answers in the boxes.
Over a period of 4 hours, the outside temperature changed by an average of –1.5 per hour. Highlight the statement that correctly describes the change in the tem
What is the setting of Seedfolks? A. Poor rural town B.a rundown city C.upscale neighborhood D.middle class suburb
What is the slope of 6x=1y
Which of these cells is the odd one out?