bellaclairef bellaclairef

03-03-2018
Mathematics

contestada

If c is a constant such that 9x^2+10x+c is equal to the square of a binomial, then what is c?

I NEED HELP SO BAD PLEASE PLEASE PLEASE

Respuesta :

AnythingToHelp AnythingToHelp

03-03-2018

(9x^2+10x+c) = (3x+b)^2
= 9x^2 + 6b x+ b^2

1) 6b= 10
b+ 5/3

2) c=b^2
c= (5/3) ^2
c= 25/9

(9x^2+10x+25/9)=(3x+5/3)^2

I hope this helps:)

Answer Link

Otras preguntas

Diego has learned that the Earth wobbles on its axis in a certain pattern. He predicts that this pattern will repeat every 20,000 years. Which of the following

its x=30 that is wat I got

An otherwise healthy man reports almost no interest in sexual activity and has had very few sexual experiences in the past several years. That person MOST likel

in decimal form of -6 5/16? -6.516 -6.3125

At the 1997 rate of consumption, what year will the estimated 2,000 billion barrels of oil last?

What is the formula of statistics?

Brian bought a new air conditioning unit on his credit card. The unit had a base price of $435. Brian made no other purchases on his credit card. Brian’s credit

Leslie contracts with Remodel, Inc., to redo her living room, but she changes her mind and breaches the contract before Remodel can begin work. As a remedy for

wich of the following organism is a decomposer. fox, plant, bird, bacteria?

the greenhouse effect occurs on many planets . if the actual temp of venus is -40 degrees , and the temp of the greenhouse is 800 , what is the difference?