Josietrabellll Josietrabellll

03-07-2018
Mathematics

contestada

what is the value of the coefficient 2x^3+18x^2-18x-162=2(x+k)(x-k)(x+9)

Respuesta :

03-07-2018

The polynomial
[tex]2x^3+18x^2-18x-162=(2x^3+18x^2)-(18x+162)=[/tex]
[tex]=2x^2(x+9)-18(x+9)=2(x+9)(x^2-9)=2(x+9)(x+3)(x-3)[/tex].
Then k=3.

Answer Link

Otras preguntas

Dan has recently been transferred to San Diego, and only has a month to find a home, sell his condo, pack, move, close, and get to work. His agent shows him the

The widest distance across the scale model of the planet Venus is 15 cm. The actual widest distance across Venus is approximately 12,000 km. What is the scale o

what is the approximate position of the aircraft of the vor receivers indicate the 320?

Someone explain this to me. I’ll pay someone to finish geometry for me. Just give me your email!!

A company's history indicates that 20% of its sales are for cash and the rest are on credit. Collections on credit sales are 20% in the month of the sale, 50% i

What does the word competition mean in biology?

An insured has a special form dwelling policy written for $100,000 on a dwelling. The dwelling's replacement cost is $115,000. Fire causes $75,000 in damage to

Match the Western nations to their colonies.

parental cultural belief systems are also known as: a.Parental ethnotheories. b. Parental psychotheories. c.Parental developmental constructs d.Parental dominat

Select the answer that properly completes the sentence. The _____ primary election is next week. Democratic Partys Democratic’s Party Democratic Par