joycelynnotwo2 joycelynnotwo2

12-02-2022
Mathematics

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Given the above graph of y=-a(x+2)(x-6), where a>0,
(a) write down the equation of the line of symmetry,
(b) find the value of a.

Given the above graph of yax2x6 where agt0 a write down the equation of the line of symmetry b find the value of a class=

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vvan070626 vvan070626

12-02-2022

Answer:

a)line x=2
b)a=3/2

Step-by-step explanation:

a) line of symmetry= x1 + x2/2=(-2)+6/2=2

b) (0,18)---y=-a(x+2)(x-6)

18=-a(0+2)(0-6)

a=18/12

a=3/2

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