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The parabola y=ax^2+bx+c is graphed below. Find a+b+c. (The grid lines are one unit apart.)

 

 Aug 22, 2021
 #1
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The parabola y=ax^2+bx+c is graphed below. Find a+b+c.

 

Hello Guest!

 

\(y= (x-1)^2-4\\ \color{blue}y=x^2-2x-3\)

 

a = 1,   b = - 2,   c = -3     a + b + c = - 4

laugh  !

 Aug 22, 2021
edited by asinus  Aug 22, 2021

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