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math formulas 4,5,6

math formulas for unit test...

QuestionAnswer
standard form p. 302 AX=BY=C
slope form p. 324 m= y2-y1/ x2-x1
midpoint formula p.330 M(x1+x2/2, y1+y2/2)
distance formula p. 331 d=the square root of (x2-x1)2
direct variation p. 336 y=kx
slope intercept p. 345 y = mx +b
point slope form p. 351 y-y1=m(x-x1)
formula for vertical lines x= a number
formula for horizontal lines y= a number
Created by: ice1
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