koalarules6
koalarules6
03-01-2017
Mathematics
contestada
Express as a trinomial.
(x−8)(2x+9)
Respuesta :
apologiabiology
apologiabiology
03-01-2017
basically expand
use FOIL (a way to remember distributive property)
first outer inner last
that is th eorder to multiply them
First: x times 2x=2x²
Outer: x tmes 9=9x
Inner: -8 times 2=-16x
last: -8 times 9=-72
add them
2x²+9x-16x-72
2x²-7x-72
Answer Link
VER TODAS LAS RESPUESTAS ( 35+ )
Otras preguntas
Why did many americans blame britain for their problems?
A scientific _______ must be testable and capable of being proven false.
what is the general trend shown in this graph
The weight of 10 identical samples of a substance is 0.1 pound. What is the weight of 10,000 samples?
which of the following does this excerpt support as the primary cause of the U.S. declaration of war on April 1917
liquids and gases transfer heat by ____. a. air movement b. convection c. conduction d. radiation
Which terms below can serve as an alternate name for the cell membrane?
The fire was a success. He was safe. He remembered the advice of the old-timer on Sulphur Creek, and smiled. The old-timer had been very serious in laying down
Why are intestinal cells constantly being renewed?
Molecules containing two carbon atoms and a functional group have many home and industrial uses. these compounds can be produced by a variety of reactions, as s
