makyaisloading
makyaisloading makyaisloading
  • 24-05-2020
  • Mathematics
contestada

What are the solutions of the quadratic equation (x + 3)2 = 49?
O x=-2 and x = -16
O x = 2 and x = -10
O x= 4 and x = -10
O x = 40 and x = -58

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 24-05-2020

Answer:

  4 and -10

Step-by-step explanation:

Take the square root:

  x +3 = ±√49 = ±7

Subtract 3:

  x = -3 ± 7

For the minus sign, we have ...

  x = -3 -7 = -10

For the plus sign, we have ...

  x = -3 +7 = 4

The solutions are x = 4 and x = -10.

Ver imagen sqdancefan
Answer Link
nylaescobedo40 nylaescobedo40
  • 20-10-2020

The solutions of the quadratic equation x = 4 and x = –10

Step-by-step explanation:

Answer Link

Otras preguntas

Please help me ASAP
2.0 *10^13 electrons flow through a transistor in 1.0 ms. What is the current through the transistor?
The study of the Emperor's dead body to determine the cause of Julius Caesar's death is an example of _____. 1. dissection 2. physical evidence 3. autopsy
why had the united states returned to isolationism by the 1930
A plane leaves atlanta at 3 pm and flies on a headings of 80 degree at a constant speed of 350 miles per hour
which of these is a function of the human skeleton
the media play an important role in shaping the which includes fhe issues on which the publics attention is focused
The collapse of the iron core in a massive star results in a
please help hurry!!!!!!!
Please give correct awnser