Derivatives

| Function | Derivative |
|----|----|
| y = c | y’ = 0 |
| y = x^(n) | y’ = nx^(n-1) |
| y = kx^(n) | y’ = k \* nx^(n-1) |
| y = u \* v | y’ = u’v + uv’ |
| y = u / v | y’ = (u’v - uv’)/v^2 |
| sin’(x) | y’ = cos(x) |
| cos’(x) | y’ = -sin(x) |
| tan’(x) | y’ = sec(x)^2 |

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