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Maths Puzzle
Numerical Ability
5x2 +16x + 3 =0
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book Other Question
if a plane contains 20 points no three of which are collinear how many different triangles can be formed using these points
I got this wrong on a test
(-6, 4) The answer I got was y=4
The directions were to write an equation in standard form of the line satisfying the given conditions.
Thank y