exam
Maths Puzzle
Numerical Ability
Write an equation of the line that passes through (9,6) and is perpendicular to the line whose equation is y=-1/3(x)+7.
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exam Other Question
Determine which two equations represent parallel lines.(a) y = x + 4 (b) y = x - 7 (c) y = 2x + 8 (d) y = 2x - 4
please factor as a difference of squares:
m^2-n^2-2m+1