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

The universal law of gravity states that all objects attract all other objects. Why is this considered a universal law? a. Gravity is a principle that is in ef
What influence did Abolitionists have on antislavery attitudes in the North?
express 410, 000 in scientific notation
To tings height. Is 1.49m. express this measurement in millimeter. Explain your thinking. Include an equation with an exponent in your explanation.
what, in some states, is a valid reason for denying someone the right to vote?
when you subtract one negative integer from another will your answer be greater than or less than integer you started with? Explain your reasoning and give exa
what is 432,010.1 in word form and nine hundred forty-five and thirty-five hundredths in standard form and seventy-three thousand, eight hundred ninety and one
Simplify the expression. 4 + 2 • 8 a. 48 b. 40 c. 20 d. 18
what is the context clue for the word grabbed
emily collected $950 selling girl scout cookies all day Saturday. emilys troop collected 10 times as much as she did.how much money did emilys troop raise?