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http://prntscr.com/lvsi2r

 Dec 16, 2018
 #1
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+2

The zeroes are   x = - 3, x = - 2 and x = 1

 

Since   ( x - 1)  and (x + 3)   are both to the first power their zeroes  (1 and - 3) are passed through

 

Since (x + 2)   is to the 2nd power, the graph "bounces" off its zero of  -2

 

 

cool cool cool

 Dec 17, 2018

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