fatherbaldo fatherbaldo

18-08-2019
Mathematics

contestada

Find the sum: (x2 + 2x + 3) + (3x2 + x + 1)

A. 3x^4+4x+3
B.4x^2+3x+4
C.4x^3+3x+4
D.4x^4+4x+3

Respuesta :

zdudezy zdudezy

18-08-2019

Answer:

B

Step-by-step explanation:

using the distributive property, only like exponents can be added or subtracted together. (x^2+3x^2)+(2x+x)+(3+1) or 4x^2+3x+4

Answer Link

Otras preguntas

Christine says the birthday party she just attended was a lot of fun: "We played games, had cake and ice cream, and got goodie bags." In reality, the ice cream

If the length of the absolute refractory period in cardiac muscle cells was the same as it is for skeletal muscle cells, ________. A) it would be much longer be

You have 0.2231 grams of an unknown monovalent salt (MCl). You treat it with an excess of AgNO3 and precipitate all the chloride ion. 0.5471 grams of AgCl preci

The results of a national survey showed that on average, adults sleep 6.7 hours per night. Suppose that the standard deviation is 1.8 hours. (a) Use Chebyshev's

To practice Problem-Solving Strategy 10.1 for energy conservation problems. A sled is being held at rest on a slope that makes an angle θ with the horizontal. A

A crystal growth furnace is used in research to determine how best to manufacture crystals used in electric components for the space shuttle. For proper growth

Which refers to the amount of heat required to change the temperature of 1 gram of a substance by 1°C and is related to the chemical composition of the substanc

1. Interest rates on a 4-year Treasury security are currently 7%, while 6-year Treasury securities yield 7.5%. If the pure expectations theory is correct, what

A straight wire carries a current of 40 A in a uniform magnetic field (magnitude = 80 mT). If the force per unit length on this wire is 2.0 N/m, determine the a

Which is not one of the steps you should take when summarizing information from a source? Organize and present these main points in an easy-to-follow way. Ident