edwardsolis2153 edwardsolis2153
  • 13-12-2020
  • Mathematics
contestada

5- 2x to the power of two = -15
what is x​

Respuesta :

mali4cubs mali4cubs
  • 13-12-2020
there are two answers
x= the square root of 10.
x= the negative square root of 10
Answer Link
hermionegranger59
hermionegranger59 hermionegranger59
  • 13-12-2020

5 - 2x^2 = -15

=> - 2x^2 = -15 -5

=> - 2x^2 = -20

=> x^2 = -20/-2

=> x^2 = 10

=> x = √10

=> x = 3.1622..........

Answer Link

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