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

Andrea has 18 yards of fabric. How many 4 inch pieces can she cut from her original piece

What is a bodegon what is its significance?

Which is the word that best completes the sentence. Me gusta _____ en una discoteca. dibujar bailar montar a caballo coser

The ratio of the number of left-handed batters to the number of right handed batters is 5:8. There are 45 left-handed batters. How many right-handed batters are

which of the following is considered a healthy source of energy for the human body?

Estimate the unit rate $74.75 of gloss white paint that is 5 gal.

how to convert 4567 grams to kilograms

200 divided by 4 is what?

Which two entrepreneurs believed they were examples of social Darwinism at work?

a model car has a scale of 3 cm : 2 m. The length of the actual hood of the car is 1 m. What is the length of the model?