maddymcg408
maddymcg408 maddymcg408
  • 03-08-2021
  • Mathematics
contestada

18. PLEASE HELP ME
Solve the equation using square roots.

x2 – 14 = –10

A. ±2

B. 2

C. no real number solutions

D. ±4

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 03-08-2021

9514 1404 393

Answer:

  A.  x = ±2

Step-by-step explanation:

Add 14, then take the square root.

  x^2 -14 +14 = -10 +14

  x^2 = 4

  x = ±√4

  x = ±2

Answer Link
charmainekopano68
charmainekopano68 charmainekopano68
  • 03-08-2021

Answer:

A

Step-by-step explanation:

X^2-14=-10

X^2=14-10

X^2=4

√X2=√4

X=±2

Answer Link

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