elise63
elise63 elise63
  • 04-06-2019
  • Mathematics
contestada

Im so confuse in this one please help me ty

Im so confuse in this one please help me ty class=

Respuesta :

Аноним Аноним
  • 04-06-2019

Answer:

16.67

Step-by-step explanation:

3x² - 10 = 40

3x² = 40 + 10

x² = 50

x = 50 / 3

x = 16.67

Answer Link
MathPhys
MathPhys MathPhys
  • 04-06-2019

Answer:

±5√6 / 3

Step-by-step explanation:

3x² - 10 = 40

3x² = 50

x² = 50/3

x = ±√(50/3)

x = ±5 √(2/3)

Writing in proper form:

x = ±5 (√2 / √3) × (√3 / √3)

x = ±5√6 / 3

Answer Link

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