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secondary 3 | E Maths
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chantelle
Chantelle

secondary 3 chevron_right E Maths chevron_right Singapore

hello,can someone pls help me with this question

Date Posted: 2 years ago
Views: 455

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y is 0 for A since it lies on the x axis
A=(x,0)
so x²+4x = 0
x(x+4) = 0
x = 0
(rejected cause A coordinate does not lie on the y axis)
or
x+4= 0
x= -4
hence A is (-4,0)
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chantelle
Chantelle
2 years ago
thankyouu so much :))