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Pre Calculus Formula
Test Study
Question | Answer |
---|---|
Point Slope Formula | y-y₁=m(x-x₁) |
Slope | m=y₂-y₁/x₂-x₁ |
Slope Intercept Form | y=mx+b |
Midpoint Formula | (x₁+x₂/2 , y₁+y₂/2) |
Distance Between Points | d=√(x₁-x₂)²+(y₁-y₂)² |
General Form | (y₁-y₂)x+(x₂-x₁)y+(x₁y₂-x₂y₁)=0 |
Quadratic Formula | x=-b±√b²-4ac/2a |
Completing The Square | x²+bx+(b/2)²=c+(b/2)² |
Circle Standard Form Equation | (x-h)²+(y-k)²=r² |