aasha5441 aasha5441

06-07-2021
Mathematics

contestada

if x+y=12 and xy =27,then find the value of x^2+y^2
PLEASE HELP !

Respuesta :

VirαtKσhli VirαtKσhli

06-07-2021

Answer:

90

Step-by-step explanation:

=> x + y = 12

=> x² + y² + 2xy = 144

=> x² + y² + 2 * 27 = 144

=> x² + y² = 144 - 54

=> x² + y² = 90

Answer Link

Otras preguntas

Bourne Inc., a calendar-year end company, had the following select account balances from its unadjusted trial balance at 11/30/19: Credit Cash Supplies Deferred

In the sentence "At the bookstore, I searched for a cookbook full of chocolate recipes," there are three ____________________ phrases. verbal prepositional appo

Those instrumental in the founding of the American Republic:_____.

what has the king imposed without consent of the colonies

whats the history of school

PLEASE HELP ME!! THANK YOUUU (The following passage is excerpted from an op-ed published by a Colombian American actor in 2014.) My parents came here from Colom

andy currently has a balance of 4585.92 in an account he has held for 21 years

The number of students in math to english class is 4:5. There are 1500 students in the building . How many are in the math class

PLEASE HELP with this Geometry question

Which mixture can be separated based on differences in the particle size of the components?

good job