Derivatives
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DERIVATIVE S
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Transcript of Derivatives
DERIVATIVES
DERIVATIVE FORMULAS
Power Ruley= xn, y’= nxn-1
Example Y= 4x2
, Y= 8x Y= 6x , Y= 6
DERIVATIVE FORMULAS Product Rule
y = f(x)g(x) , y’= f’(x)g(x)+g’(x)f(x)Examplesy=x3cosxU’= 3x2
V’= -sinxY’= 3x2cosx + -sinx(x3)
DERIVATIVE FORMULAS Quotient rule
y=f(x)/g(x) , lo dhi –hi dlo/ lo^2 Example
x/sinx Lo= sinx dlo= cosx Hi= x dhi= 1 Sinxxcosx/sin2x
DERIVATIVE FORMULAS Chain rule
y=(f(x))n , y’= n(f(x))n1(f‘(x))