anonymous
  • anonymous
Determine whether the graph of y = 3x^2 + 2x − 10 opens up or down and whether it has a maximum or minimum point. Up; Minimum Up; Maximum Down; Minimum Down; Maximum
Mathematics
  • Stacey Warren - Expert brainly.com
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
someone just asked this .. here was my ans Easiest if you graph it. it opens up bc coefft of x^2 is positive And has a min. Differentiate, get slope, see where slope = 0.
anonymous
  • anonymous
Thank You! Can you help me some more please :)
slaaibak
  • slaaibak
Standard from: y = ax^2 + bx + c Now, the a will tell you everything. When the a is negative, it will go down. Therefore, it has a maximum. if a is positive, it will go up. Therefore it has a minimum

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anonymous
  • anonymous
okay thanks. can you help me some more :)
anonymous
  • anonymous
graph it on yr phone - youll see it opens up. and maybe also plot some points

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