Math Placement EXAM PREP ALREADY PASSED

Math Placement EXAM PREP ALREADY
PASSED
Convert radians to degrees - =Radians • 180 degrees/pi radians


Convert degrees to radians - =Degrees • pi radians/180 degrees


Find radian measure of an angle - =Theta=s/r when central angle is given


Arc=r•theta when arc length is given


Radius=s/theta when radius is given


Log bY=X - =•when b is greater than Y remember that is m/n


•when b less than Y and no whole number can be raised remember to set exponential equation


Product Property of Logs - =LogbXY<-->logbX+logbY


Power Property of Logs - =LogbX^r <--> rlogbX


Quotient Property of Logs - =Logb(X/Y)<-->logbX-logbY


Canceling a log - =Use exponentiation:
2^log2(x^2 +3x)=2^2
(x^2+3x)=2^2


Translation - =(x,y)-->(x+2,y-2)

, Perpendicular lines - =One solution
Independent
Consistent


Parallel lines - =No solution
Inconsistent


Same equation line - =Infinite solutions
Dependent
Consistent


Parabola that intersects x-axis at two points - =Two solutions


Parabola that intersects x-axis at one point - =One solution


Parabola that intersects x-axis at no points - =No solution


Parabola that intersects at the origin - =Infinite solutions


K in vertex form - =K units up or down


H in vertex form - =Shifts h units right or left


Vertex in vertex form - =(H,K)


-a in vertex form - =Reflects across horizontal axis