Ap Precalc Formulas Test - Seminole High School

Sphere(Volume)

• 4/3πr^3

• 3/4πr

• 3πr^4

w^a * w^b

• w^a/b

• w(a-b)

• w^a+b

• w(a+b)

Polar to Rectangular. Y=

• rsinθ + 1

• rtanθ

• rcosθ

• rsinθ

• rcosθ + 1

Right Triangle. Tan θ =

• hypotenuse(h)/

• opposite(o)/adjacent(a)

• hypotenuse(h)/adjacent(a)

• adjacent(a)/opposite(o)

Circular function, radius R: cos θ

• x/r

• y/r

• r/x

• r/y

• None

Cone(Volume)

• 1/3πh^2 r

• 2πr^1/3 h

• 1/3πr^2 h

Rectangular to Polar. θ=

• tan^-1 x/y

• tan^-1 y/x

• tan^-1 x/y

• tan^1 y/x

Slope-intercept of a line:

• y=mx+b

• ax+by=0

• ax^2+by^2 = 0

m^g/m^h=

• m^g+h

• m^g-h

• m^gh

• m^g/h

Reciprocal Identity: cot θ

• 1/tanθ

• sinθ/cosθ

• tanθ

• tan^-1θ