helenale06oxol3w helenale06oxol3w

04-12-2019
Mathematics

contestada

What is the value of c so that -9 and 9 are both solutions of x^2 + c = 103?

Respuesta :

sqdancefan sqdancefan

05-12-2019

Answer:

c = 22

Step-by-step explanation:

The given equation can be written as ...

x^2 = 103 -c

In order for -9 and +9 to be solutions, the equation needs to be ...

x^2 = 81

So, we must have ...

103 -c = 81

c = 103 -81 = 22

The value of c must be 22.

Answer Link

Otras preguntas

What american classic was created in 1947?

Which african american journalist campaigned against mob violence?

1. The factor that has the greatest impact on your credit score is

How do the African American spectators show their respect to Atticus at the end of the trial? A)they all stand as he passes by B)they applaud when his name is

help with number 15,16,17,18,19

(15 points please i need ASAP) A coach is interested in learning about the amount of time players on the team spend practicing each week during the off-season.

Construct five different examples of infinitive phrases.

Cotton fibers are generally _______ wet than dry

A statement that is true from a rhombus

Choose all that apply. The Declaration of the Rights of Man and the Citizen _____. declared that women have the right to hold public office declared freedom of