dabicvietboi
dabicvietboi dabicvietboi
  • 17-07-2018
  • Mathematics
contestada

if [tex] (a+b)^{2} [/tex]=293 and ab=14, what is the value of [tex] a^{2} [/tex]+[tex] b^{2} [/tex]?

Respuesta :

WojtekR
WojtekR WojtekR
  • 17-07-2018

[tex] (a+b)^2=a^2+2\cdot ab+b^2\\\\293=a^2+2\cdot 14+b^2\\\\293=a^2+28+b^2\\\\a^2+b^2=293-28\\\\\boxed{a^2+b^2=265} [/tex]

Answer Link

Otras preguntas

a store owner is arranging clothes on racks. she has 30 sweaters 45 shirts and 15 pairs of jeans she wants to put the same numbers of items on each rock. with o
Which countries did President G.W. Bush include in his “axis of evil”? a. North Korea and Iran b. Cuba and Venezuela c. Russia and China d. Egypt and Afghan
what is Donatello known for
2. What is an environmental sphere or earth system sphere? Name the earth’s five major environmental spheres and state the defining characteristics of each. I'm
Ana de Osorio is famous for discovering a cure for The black death Malaria Smallpox Dysentery
The width of the rectangle is 75% of its length, the length is 24, what's the area?
Calculate the height from which a body is released from rest if its velocity just before hitting the ground is 30ms
What is the percent markup from 125 to 200
2. What is an environmental sphere or earth system sphere? Name the earth’s five major environmental spheres and state the defining characteristics of each. I'm
why do you think the Ming emperors spent so much time and money rebuilding and enlarging the Great Wall