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

7. Your rock sample's parent isotope has a half-life of 250 million years, If the sample contains 25% parent and 75% daughter, how old is the rock?

HELP URGENT BRAINLIEST How do the other characters react to Bottom’s transformation? Choose 1 answer: (Choice A) A They all laugh when they see him. (Choice B)

Evaluate each expression for g = -7 and h = 3 and match it to its value.

Whats is the answer x-6 = -5?

please answer correctly

The dog owners have a total of 7 heads and 22 legs. Assume that each dog has 4 legs and each owners has 2 legs

help me pls i don't know

Can you please help me which one has the same value as 1.303

Why did the North agree to the Missouri Compromise? A. It allowed Maine to enter the Union as a free state. B. It repealed the Fugitive Slave law. C. It allowed

Gramática: Discussing daily activities: Present tense of regular verbs: Complete the sentence with the correct form of the verb cocinar. -¿Usted ___ los platos