dad2582
dad2582
02-12-2016
Mathematics
contestada
(3a2 + 2a - 2) - (a2 - 3a + 7)
Respuesta :
apologiabiology
apologiabiology
02-12-2016
remember to distribute invibile -1
simlify 2nd part
-(a^2-3a+7)=-1(a^2-3a+7)=-a^2+3a-7
now we have
3a^2+2a-2-a^2+3a-7=
3a^2-a^2+2a+3a-2-7=
2a^2+5a-9
Answer Link
VER TODAS LAS RESPUESTAS ( 18+ )
Otras preguntas
What is the slope of any line parallel to the line 8x + 9y = 3 in the standard (x,y) coordinate plane?
How many miles can you get on one tank of gas if your tank holds 18 gallons and you get 22 miles per gallon?
Which of the allies suffered the greatest losses on D-Day
Why were people from Africa brought to Georgia?
Suppose you ride your bicycle to the library traveling at 0.5 km/min. It takes you 25 minutes to get to 1.3 the library. How far did you travel?
What are abiotic factors of the enviroment lynx
Differences between DNA and RNA include which of the following? (1) RNA consists of one nucleotide chain. (2) RNA contains the nitrogen base uracil instead of t
If ab = 10 and a2 + b2 = 30, what is the value of (a + b)^2?
Which of the allies suffered the greatest losses on D-Day
USE A NUMBER LINE TO FIND 8/9 / 8/45.
