Maths year 2 formulae

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Last updated 1:27 PM on 1/15/26
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23 Terms

1
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formula for area of a sector

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2
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3
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Cos double angle (only in cosx)

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4
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Cos double angle (only in sinx)

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5
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Tan double formula

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6
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2cosx

7
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2i sinx

8
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difference between an egg and dimple

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9
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Stupid version of hookes law

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10
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potential energy with the stupid hookes law

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11
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direction cosines

(can be called l,m,n)

<p>(can be called l,m,n)</p>
12
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cross product version of a line

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13
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distance between 2 skew lines

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14
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Cosh x

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15
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Sinh x

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16
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Tanh x

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17
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How to find vertical tangent in polar coords

Find dx/dθ

18
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How to find horizontal tangent in polar

Find dy/dθ

19
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formula for taylor series

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20
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leibniz theorem (nth derivatives)

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21
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the weierstrass sub

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22
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Simpsons rule (informal)

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23
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how to know if a function is concave/convex on an interval

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