elanaandkaydeed
elanaandkaydeed elanaandkaydeed
  • 23-02-2019
  • Mathematics
contestada

Solve for b. (b+12)^2=81 −21 and −3 −69−−√ and 69−−√ −93−−√ and 93−−√ 3 and 21

Respuesta :

tramserran
tramserran tramserran
  • 23-02-2019

Answer:  -3 and -21

Step-by-step explanation:

[tex](b+12)^{2}=81\\\\\sqrt{(b+12)^2}=\sqrt{81}\\ \\|b+12|=9\\\\b+12=\pm 9\\\\b+12=9\qquad and\qquad b+12=-9\\\\.\quad b=-3\qquad and\qquad \quad b=-21[/tex]

Answer Link
addonisfiteknight addonisfiteknight
  • 28-02-2022

Answer:

-3 and -21

Step-by-step explanation:

it could go either way being -21 and -3. Also, I would explain it but I don't have the time.

Answer Link

Otras preguntas

What elements are required for a fire to happen?
Write each equation in standard form: a 6y=–3x–9
which of the following is the slope intercept form of a linear equation
The differece of twice a number and five is three. Find the number
Tomas works as an underwater photographer. He starts at a position that is 15 feet below sea level. He rises 9 feet, then descends 12 feet to take a photo of a
Can some one tell me which method you used to solve the system
Whats the anwser for 4n -8 =5​
The smelliness of cheese (denoted by S) can be defined as a function of the amount of bacteria in the cheese (denoted by B) an the surface area of the cheese (
What was the impact of the “great awakening” in the colonies? PLEASE ANSWER !!!!!!!!!!
what number must you add to complete the sqaure? x^2+2x=-1