dad2582
dad2582 dad2582
  • 02-12-2016
  • Mathematics
contestada

(3a2 + 2a - 2) - (a2 - 3a + 7)

Respuesta :

apologiabiology
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

Otras preguntas

find the volume thank you :)​
Another test for you guys! 1.Joey had 6 siblings. All of them were born 2 years apart. The youngest is Chloe who is only 7 years old while Joey is the eldest.
Electricity can be produced from a variety of fuels and methods. (a) Although producing electricity from burning fossil fuels, such as in coal-fired power plant
conlusion on what was the impact of pseudoscientific ideas of race in the Jewish nation by the nazi Germany during the period of 1933 to 1946​
Find m2ABC. Ad 37° 21° B m/ABC = C
What are the assumptions on which the cosmological principle is based?.
I need help with my math homework I suck at this. Please help.
please solve this (34^2) ^6
Which inequality represents the graph? z≤-10 z≥-10 z-10 z<-10 K + -25-20 -15-10 -5 0 0 5 O
Who was the audience for the Balfour Declaration?