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 ( 24+ )
Otras preguntas
3, 10, 17, 24. what is the 50th term in the sequence
Sophia injured her leg and had to go to the doctor. She paid the bills with her credit card. What is a disadvantage of using the credit card? A. Sophia does no
Martin made some candles that each weighed 3/4 pounds. He shipped them in a box that weighs 3 pounds. The total weight of the box filled with candles was 12 pou
Suppose a basket of goods and services has been selected to calculate the cpi and 2014 has been selected as the base year. in 2013, the basket’s cost was $80; i
What are some facts about the economy of the new england colonies?
assume that if the price of a certain book is p dollars then it will sell x copies where
Jorge’s teacher asked him to make a poster for his research project. the area of the poster must be 6 square feet. what might be the length and width of the pos
When financing a car, you must pay ___ on the amount borrowed. a. interest c. down payments b. capital d. collateral user: financing a car costs more than p
in a scale drawing of the solar system, the scale is 1mm = 500km . For a planet with a diameter of 9000 kilometers what should be the diameter if the drawing. A
Jonathon drove 220 miles in 4 hours. assuming that he drives at the same rate, how far will he travel in 7 hours?