x intercept?

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x intercept?

by tatser@09 » Wed Jan 12, 2011 12:59 am
In x-y plane , at what points does the graph y = (x+a)(x+b) intersect the x-axis ?

1. a+b=-1
2. Graph intersects the y-axis at (0,-6)

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by Anurag@Gurome » Wed Jan 12, 2011 1:04 am
tatser@09 wrote:In x-y plane , at what points does the graph y = (x+a)(x+b) intersect the x-axis ?

1. a+b=-1
2. Graph intersects the y-axis at (0,-6)
Refer to this post: https://www.beatthegmat.com/xy-plane-gra ... tml#322711
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