Lesson Max/Min of

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This Lesson (Max/Min of ) was created by by soccer139white(1) About Me : View Source, Show
About soccer139white: 10th grade Honors student

To find the Maximum or Minimum of a quadratic formula you simply use the same equation of %28-b%29%2F%282%2Aa%29.+You+will+know+if+you%27re+finding+the+max+or+min+by+looking+at+your+a+value.+If+your+a+value+is+negative+then+it%27s+max+but+if+your+a+value+is+positive+then+it%27s+a+min.%0D%0A%0D%0A%0D%0AOnce+you+have+completely+simplified+that+formula+you+will+have+your+xvalue+for+your+max%2Fmin.+This+means+to+find+your+complete+max%2Fmin+you+must+plug+in+your+xvalue+and+solve+for+y.+And+thus+you+have+your+max%2Fmin+of+the+equation.+The+max%2Fmin+is+often+called+the+vertex+as+well.%0D%0A%0D%0A%0D%0AThis+problem+might+show+up+if+u+are+asked+when+x+is+at+its+highest+point.+For+example+in+a+projectile+problem+if+you+are+asked+how+high+the+object+will+get+and+how+long+it%27ll+take+to+get+there%2C+you+would+use+the+above+steps.+height+would+be+your+y+value+and+time+will+be+your+x%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%7B%7B%7Bgraph%28+10%2C+9%2C+12%2C+13%2C+8%2C+20%2C+5x%5E2%2B13x-5%2C+x-2%2C+3-x+%29+
The max/min (or even vertex) can be seen on the graph where it changes direction.
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