nsmullin02 nsmullin02

15-10-2020
Mathematics

contestada

Find a value for b so that the polynomial x^2+ bx + 25 factors to (x + 5)^2.

Respuesta :

jcherry99 jcherry99

15-10-2020

Answer:

10 = b

Step-by-step explanation:

Begin by expanding (x + 5)^2

(x + 5)(x + 5)

First: x*x = x^2

Outside: x * 5 (the last term which is a 5)

Inside: 5+ x

Last: 5*5 = 25

x^2 + 5x + 5x + 25

x^3 + 10x + 25

Answer Link

Otras preguntas

Could somebody answer this

Separation of the chromatids at the end of metaphase leads into the next phase, which is: select one: a. interphase. b. postmetaphase. c. prophase. d. anaphase.

The Boardman family walked 2/5 of a mile in 2/7 of an hour. What is their unit rate in miles per hour? 20 points

of the following sources,where might you expect to find biased information?

Which of the following represents a framework for a supervisor to view workplace safety for employees?

How many moles of water are produced in this reaction?

A ski lift begins at ground level 0.75 miles from the base of a mountain whose face a 50° angle of elevation. The ski lift ascends in a straight line at an angl

what strategies prepare a student for an IQ test?

What is the universal theme of the story? A.truth B.conflict C.peace D.loyalty

If 10% of the bases in a dna sample are a (adenine), then what percent of the bases are t (thymine), g (guanine) and c (cytosine)?