brookesieck brookesieck

02-09-2020
Mathematics

contestada

3. Given: a+b=12 and ab=9
Use (a + b)2 to find a² +bº. (Do not solve for a and b individually)

Respuesta :

surjithayer10 surjithayer10

02-09-2020

Answer:

a²+b²=126

Step-by-step explanation:

(a+b)²=a²+b²+2ab

(12)²=a²+b²+2×9

144=a²+b²+18

a²+b²=144-18=126

Answer Link

Otras preguntas

An amendment to the texas constitution requires a balanced budget. This means that _____.

Write the equation of straight line passing through (3,4). Does the point (4,3) lie on your line

400 300 200 100 2 4 6 8 X Is the graphed function linear? Yes, because each input value corresponds to exactly one output value. O Yes, because the outputs incr

Many employees of S&S Air have shares of stock in the company because of an existing employee stock purchase plan. To sell the stock, the employees can tend

MORE HELP PLEASE :D :D :D

MORE HELP PLEASE :D :D :D

Which athlete is most likely to suffer from hyponatremia? a. a team athlete such as a football player b. a slow marathon runner c. a strength athlete such as a

18 times the quantity g plus 5

At the most basic level, in order to produce oxygen and a carbohydrate (comprised of carbon, hydrogen, and oxygen), carbon dioxide must react with _________ as

Which is abiotic? tree sap insect sunlight tree stump