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Basic Identities
Double Angle identities
Addition Subtraction identities
Formulae
Geometry
100
1-sin^2(x)
What is cos^2(x)
100
cos^2(x) - sin^2(x)
What is cos2x
100
coss*cost+sins*sint
What is cos(s-t)
100
It is the formula for calculating the compounded interest of an investment
What is A = P(1+r/n)^(nt)
100
b^2 + c^2 - 2*b*c*cosA
What is the law of cosines
200
sinx/cosx
What is tan/x
200
2sinxcosx
What is sin2x
200
sins*cost+coss*sint
What is sin(s+t)
200
It is the formula for calculating the exponential growth of a population
What is n(t)=n0*e^(rt)
200
It is the result of dividing the opposite side with the adjacent side of an angle inside a rectangle triangle
What is tanx
300
1/sinx
What is cscx
300
Trigonometric identity equal to 1
What is cos0 / sin(pi/2)
300
(tans+tant)/(1-tans*tant)
What is tan(s+t)
300
It is the formula for calculating the sound intensity level
What is beta = 10*log(I/I0)
300
It is the result of dividing the hypotenuse by the adjacent side of an "x" angle
What is secx
400
1+cot^2(x)
What is csc^2(x)
400
2tanx/(1-tan^2(x))
What is tan2x
400
coss*cost-sins*sint
What is cos(s+t)
400
Exponential equation that is shifted a distance of 1 upwards
What is (e^x) + 1
400
It is the reference angle of 390 degrees
What is 30 degrees
500
cosx/sinx
What is cotx
500
Trigonometric identity equal to 0
What is cos(pi/2) / sin0
500
sins*cost-coss*sint
What is sin(s-t)
500
Logarithmic equation that is inverted around the y axis
What is log(-x)
500
sinA/a = sinB/b = sinC/c
What is the law of sines