zoeypace3 zoeypace3
  • 23-07-2020
  • Mathematics
contestada

if (x+2)2 = 49 then x + 2 = 7 true or false

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wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 23-07-2020

Answer:

False, we need to take the positive and negative square root of 49

Step-by-step explanation:

(x+2)^2 = 49

Take the square root of each side

sqrt((x+2)^2) = ±sqrt(49)

x+2 = ±7

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