ljmetzger05 ljmetzger05
  • 21-12-2020
  • Mathematics
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identify the intervals on which the function x^2 -2x -48 is positive

identify the intervals on which the function x2 2x 48 is positive class=

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ChoiSungHyun
ChoiSungHyun ChoiSungHyun
  • 21-12-2020

Step-by-step explanation:

x² - 2x - 48

= (x - 8)(x + 6)

Coefficient of x² is positive, => Happy shape curved upwards

Hence x < -6 or x > 8.

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