rayanne2
rayanne2
27-04-2016
Mathematics
contestada
(3x²-7x+2)+(2x²+7x-1)
Respuesta :
Аноним
Аноним
27-04-2016
3
x^2
+
−
7x
+2
+
2
x^2
+
7x
+
−
1
Combine like terms:
3
x^2
+
−
7x
+2
+
2
x^2
+
7x
+
−
1
(
3
x^2
+
2
x^2
)
+
(
−
7x
+
7x
)
+
(
2+
−1
)
Answer:
5
x^2
+
1
Answer Link
TSO
TSO
27-04-2016
[tex](3x^2 - 7x + 2)+(2x^2+7x - 1)=\\\\3x^2 - 7x + 2 +2x^2 + 7x - 1=\\\\3x^2+2x^2-7x+7x+2-1=\\\\\boxed{\bf{5x^2+1}}[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 65+ )
RELAXING NOICE
Otras preguntas
1. Two containers are being filled with water. One begins with 10 gallons of water and is filled at a rate of 2.5 gallons per minute. The other begins with 24
Zoe is trying to decide how to divide her time between her job as a wedding photographer, which pays $22 per hour for as many hours as she chooses to work, and
It says ( Find the length of the hypotenuse ) ~ Pls? Thanks!
You select a marble without looking and then put it back. If you do this 54 times, what is the best prediction possible for the number of times you will pick an
A square pyramid with a=20 mm and b=96mm what is the length of side c
Convert 90 min = ? hrs
The area (in square feet) of the school sign can be represented by15x^2+x-215x2+x−2Write an expression that represents the length of the sign.
Hi! Please can I have some help on this question about women's suffrage. I have attached a photo. Thanks!
) A comet travels at an average speed of 264,000 km/h. It takes 8 days for the comet to reach Earth. Find the distance, in km, the comet travelled.
The point (3, 0) lies on a circle with the center at the origin. What is the area of the circle to the nearest hundredth? Use 3.14 for π. The area of the circle
