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secondary 3 | E Maths
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Nathan
Nathan

secondary 3 chevron_right E Maths chevron_right Singapore

y=x²+2x+8 find coordinates of A and B and the line of symmetry

Date Posted: 11 months ago
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Mao
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21 answers (A Helpful Person)
1st
Since A and B are on x axis, y coordinates is 0. So u just Factorise the eqn to find its solutions and that’s ur coordinates. Line of symmetry is just the midline between the 2 intersections of the x axis