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

What is the value of (-4.5) (-8.25) ? Please!

each year Lizzie's school purchases students agenda books, which are sold in the school store. This, the school purchased 350 books at a cost of $1,137.50 if th

60 is 10 times as much as what?60 is 1/10 of what?

write three ratios that are equivalent to the one given 18 rights handed student for every 4 left handed students

22.) -5n+3(6+7n) 23.) -2n-(9-10n) 24.) 10-5(9n-9)

A procedure designed to test a hypothesis

In an examination there are four multiple choice questions with 3 options each, of which one option is the correct answer. In how many ways can a student answer

write the ratio as a fraction in simplest form6ft to 4yd

pluralize "le frère de marie est sympathique".

.Which of the following is true, based on the scatter plot above? A. There is no relationship between the size of