Maths need to know formulae + identities
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24 Terms
What is the formulae to find any term of an arithmetic sequence?
What is the formulae to find any term of a geometric sequence?
What does sec²x =?
What does sin2x =?
What are the three possible answers for cos2x?
What does tan2x =?
How to calculate the mean of a data set?
How to calculate the standard Normal variable?
How do you calculate the arc length of a sector? (radians)
What is the formulae to calculate the area of a sector? (radians)
What is the derivative of sin(kx) ?
kcos(kx)
What is the derivative of cos(kx) ?
-ksin(kx)
What is the derivative of ekx ?
kekx
What is the derivative of ln(x) ?
What is the chain rule?
When should you use the chain rule?
When finding the derivative of a function of a function.
e.g (2x+5)5 , e3x , sin(x4)
What is the product rule?
When should you use the product rule?
To find the derivative of a function that is the product of two or more, functions that can be differentiated.
e.g x²sin(x) , exln(x)
How to integrate cos(kx) ?
How to integrate sin(kx) ?
How to integrate ekx ?
How to integrate 1/x ?
What is the equation for friction max?
