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

How Did Inventions from the Industrial Revolution Impact Society?

Why would you use the associative property of multiplication to sole (10*4)*2 how would you regroup the factors?

a+b=2x-2 and a-b=4x-8 find a and b

A computer uses 239 watts per hour. How many watts would it use if it is on for 8 days?

during nuclear fission and fusion matter that seems to disappear is actually converted into

Which elevator ends on a higher flood ?

what is the purpose of vesicles

what are all the common factors of 24,64 and 88

Define matter. Give 5 examples of matter.

56. Farm workers and their families migrated to cities in the 1800s because of _______. automobiles overcrowding new factory jobs better schools 57. ___________