To test if the graph lies above or below the x axis create a number...

70.2K

Verified Solution

Question

Algebra

image

To test if the graph lies above or below the x axis create a number line with intervals Then choose test values before in between and after the intervals to determine if the function is positive or negative in that area A positive value means the graph is above the axis and a negative value means the graph is below the axis Try This Practice testing values to determine if the values are above or below the axis Circle if the graph of f x would be positive or negative in areas A B C and D Area D is done for you below A B C f x x 2 x 1 x 3 x axis Area A Area B Area C Area D 2 x 10 f 10 Match the appropriate test values for each area x 10 x 1 5 x 5 x 0 12 11 7 1 12 77 3 D x 2 Sign of f x x 1 x 3 positive

Answer & Explanation Solved by verified expert
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students