erika40
erika40
30-01-2017
Mathematics
contestada
completely factor the following expression 9x^2-36
Respuesta :
lvmai
lvmai
30-01-2017
Look at perfect square factoring: x²-b ⇒ (x-b)(x+b)
√9=3
√36=6
√x²=x
knowing that:
(3x+6)(3x-6)
Answer Link
VER TODAS LAS RESPUESTAS ( 35+ )
Otras preguntas
Under which of the following sets of conditions will a sample of a real gas deviate most from ideal behavior? a. strong interparticle attractions, low temperatu
Kenneth shops for new clothes every week. He realizes that if he avoids shopping this often, he can save a significant part of his monthly expenses. He decides
Which type of network is designed to facilitate communications between users and applications over large distances? (For example: between the various corporate
Priya bought two plants for a science experiment. When she brought them home, the first plant was 5cm tall and the second plant was 4cm. Since then, the first p
Two nutrient solutions are maintained at the same pH. Actively respiring mitochondria are isolated and placed into each of the two solutions. Oxygen gas is bubb
Amanda, Sarah, Jonas, and William have been assigned a group project. Amanda ends up doing almost none of the work, while the others complete the project. Amand
A 14.0 L sample of fluorine gas has a pressure of 29.0 atm at a certain temperature. At the same temperature, what volume would this gas occupy at a pressure of
Mitch bought five books for $68.75. Four of the books were sports books and cost thesame price. The other book was a novel and cost $7 dollars less than each of
In mitochondria, the rate of electron transfer is tightly coupled to the demand for ATP. When the rate of use of ATP is relatively low, the rate of electron tra
A. A human skin cell is an example of this type of cell
