zaid1196 zaid1196

02-10-2020
Spanish

contestada

Find the value of k, if x + 2 is a factor of 5x³ + 4x² – 3x + 2k + 1

Respuesta :

ChrisJahans ChrisJahans

02-10-2020

Answer:

k=9.5

Explanation:

x+2=0

x=-2

so 5(-6)+4(4)-3(-2)+2k+1

-30+16-6+1+2k

-19+2k

k=9.5

Answer Link

Otras preguntas

which statement about the following system is correct? y=-2x+5 and y=-2x+5

Find the equation of the curve that passes through the point (x, y) = (0, 0) and has an arc length on the interval x is between 0 and pi over 4 inclusive given

Your younger sister needs $50 to buy a new bike. She has opened a lemonade stand to make the money she needs. She currently is charging 25 cents per cup, but sh

Which functional group do you find in nucleic acids that are not found on carbohydrates or amino acids? Hydroxyl Amino Carboxyl Phosphate

What series of transformations would carry rectangle ABCD onto itself? A. (x + 0, y − 4), 180° rotation, reflection over the y-axis B. (x + 0, y − 4), 180° rota

According to Aristotle, democracies that do not follow the rule of law can fall victim to?

A plateau is generally a permanent stage of exercise. True False

4x + 6y = -5 8x = 12y - 10 Solve the system

In 2014, the birthrate in Australia was 13 per 1000 people. In the same year, the death rate in Australia was 7 per 1000 people. What was Australia's approximat

which disease is common among smokers