payshencec21
payshencec21 payshencec21
  • 19-02-2019
  • Mathematics
contestada

PLEASE HELP ASAP 25 PTS + BRAINLIEST TO RIGHT/BEST ANSWER

PLEASE HELP ASAP 25 PTS BRAINLIEST TO RIGHTBEST ANSWER class=

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 19-02-2019

Answer:

-89 +4i sqrt (3)

Step-by-step explanation:

sqrt(-48) - 89

sqrt(-1) sqrt(48) - 89

We know that sqrt(-1) = ±i

±i sqrt(48) - 89

±i sqrt(16)sqrt(3) - 89

±4i sqrt(3) - 89

Taking the principal square root

-89 +4i sqrt (3)

Answer Link
musiclover10045
musiclover10045 musiclover10045
  • 19-02-2019

Rewrite √-48 as √-1 * √48

Rewrite √48 as √4^2*3

Pull terms out from under radical to get 4√3

Multiply i by 4 to get 4i√3

Final answer = -89 + 4i√3

Answer Link

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