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MATH PLACEMENT TEST EQUATIONS WITH COMPLETE SOLUTIONS 100% 2023/2024

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MATH PLACEMENT TEST EQUATIONS WITH COMPLETE SOLUTIONS 100% 2023/2024 Distance Formula d=√(x₂-x₁)²+(y₂-y₁)² Quadratic Equation ax²+bx+c=0 Quadratic Formula x=-b±√b²-4ac/2a Discriminant b²-4ac=0 has 1 real solution b²-4ac>0 has 2 Avg Rate of Change for a Function ∆f(x)/∆x lne = 0 Inverse Function xlogx=xyx 2π 360 Angle Measure x/y=360/2π sinθ (Def of Circular Function) y/r cosθ (Def of Circular Function) x/r tanθ (Def of Circular Function) y/x What is the period of f(x)=sin(x) period 2π What is the period of f(x)=cos(x)

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MATH PLACEMENT TEST EQUATIONS WITH
COMPLETE SOLUTIONS 100% 2023/2024
Distance Formula
d=√(x₂-x₁)²+(y₂-y₁)²


Quadratic Equation
ax²+bx+c=0


Quadratic Formula
x=-b±√b²-4ac/2a


Discriminant
b²-4ac=0 has 1 real solution b²-4ac>0 has 2


Avg Rate of Change for a Function
∆f(x)/∆x


lne =
0


Inverse Function
xlogx=xyx



360


Angle Measure
x/y=360/2π


sinθ (Def of Circular Function)
y/r


cosθ (Def of Circular Function)
x/r


tanθ (Def of Circular Function)
y/x


What is the period of f(x)=sin(x)
period 2π


What is the period of f(x)=cos(x)
period 2π

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