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

The collateral value of an asset is: (A) The value of the item when it is first bought (B) The estimated value of the item if sold immediately in the market (C)

670 nm light shines through two slits that are separated by 0.3x10-3 m, and forms a striped pattern on a viewing screen. The fourth bright line on the viewing s

How can you use multiplication to check your division

Grinning grass can also be a...

The collateral value of an asset is: (A) The value of the item when it is first bought (B) The estimated value of the item if sold immediately in the market (C)

Sebutkan UU yang mengatur tentang pokok pokok Hankam NRI

A bag of trail mix weighs 2 lbs. by weight. 18% is oats what is the percent proportion used to find weight of oats in trail mix what is the weight of the oats i

Find the variance for the given data. Round your answer to one more decimal place than the original data. -12 6 -3 6

How can you use multiplication to check your division

Choose the figure(s) that is/are congruent to the shape labeled with an asterisk (*). A. Figure a only. B. All of the figures are congruent. C. None of the shap