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 ( 93+ )
Otras preguntas
PLEASE HELP!! Whats the lifestyle or entertainment in The Odyssey? (I need it for a newspaper project so please answer w a good explanation)
g(x) = 4x+6 h(x)=x-5 Write the expressions for (g-h) (x) and (g-h) (x) and evaluate (g- h) (3). (g-h)(x) = (g-h)(x) = 0 (g+h)(3) =
you spent $25 at the store. you bought a book for $8.50 and pencils for $.25 each. how many pencils did you buy?
A triangle has sides of length 4xy, 7, and2x. Which expression represents the distance around, or perimeter, of the triangle? O 6z+y+7 O 6x + 4y +7 O4zy + 2x +7
Cuanto vale la y en matemáticas
(1) When we call someone “pig” or “swine,” we do not mean it as a compliment. (2) But pigs do not deserve to be used as a symbol for an insult. (3) They are pro
PLEASE HURRY FAST!!! Jim is building a pen for his puppy. His puppy has an area of 127 square feet. Which is the best estimate for the number of feet of fencing
If x +2 is a factor of p(x) =x²-kx +7, thrn find the value of k.Also,find the other factor of the polynomial ?
how many molecules of oxygen is in water
Cuanto vale la y en matemáticas
