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jacobD
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explain how the sign of a in the equation y=a(xh)2+k tells you whether the parabola has a minimum or maximum value
 one year ago
 one year ago
jacobD Group Title
explain how the sign of a in the equation y=a(xh)2+k tells you whether the parabola has a minimum or maximum value
 one year ago
 one year ago

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ChmE Group TitleBest ResponseYou've already chosen the best response.0
If a is negative the parabola has a minimum because it curves down. If a is positive is curves up so it has a minimum. Do you need more description than that?
 one year ago

jacobD Group TitleBest ResponseYou've already chosen the best response.0
yes please what the question was asking is how does "a" distinguish whether it positive or negative
 one year ago

ChmE Group TitleBest ResponseYou've already chosen the best response.0
If "a" is negative the parabola has a minimum because it curves down. If "a" is positive the parabola curves up so it has a minimum.
 one year ago
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