zbriggs87 zbriggs87

01-03-2017
Mathematics

contestada

Is x+2 a factor of 3x^4+7x^3+3x^2-x-4?

Respuesta :

ChandrikaP ChandrikaP

01-03-2017

lets check by putting x= - 2
3x^4+7x^3+3x^2-x-4=0
3(-2)^4+7(-2)^3+3(-2)^2+2-4=0
3*16-56+12-2=0
48-56+10=
2=0 No
x+2 is not a factor

Answer Link

Otras preguntas

A strontium hydroxide solution is prepared by dissolving 21.78 g of strontium hydroxide in water to make 75.00 mL of solution. What is the molarity of this solu

Let the strivings of us all prove Martin Luther King Jr. to have been correct when he said that humanity can no longer be tragically bound to the starless midni

Regina gets a $50 gift card for thw music site she tries to estimate how Many songs she can buy with the gift card. Which estimate is the most reasonable

this figure is made up of a rectangle and parallelogram. What is the area of this figure? Enter your answer in the box. Do not round any side lengths. u

What would happen if a major predator was added to the Food Web? A. The population of the predator would increase B. The population of the predator would decre

PLEASE HELP NEED ANSWER ASAP In a probability experiment, Karen flipped a coin 106 times. The coin landed on heads 48 times. What percentage of the coin flips r

What type of energy cooks food in a microwave

Which of the following is true ? A. Water is important to some organisms B. Some substance must be dissolved in water before they can be used. C. All organisms

Read the following article on Gertrude Elion. Then, read the summary that follows. You will notice that the summary is incorrectly written. In this lesson, you

Which excerpt from “Two Kinds” best illustrates direct characterization? A. “‘Why don’t you like me the way I am?’” B. “My mother slapped me.” C. “I won’t let h