x (4(sin(x))2y22axy2)=8y2sin(x)cos(x)2ay2
 
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x (4(sin(x))2y22axy2)=8y2sin(x)cos(x)2ay2
  • steps
  • x (4(sin(x))2y22axy2)

  • Treat a, y as a constant

  • Apply the Sum/Difference Rule:    (f±g)=f ±g
    = x (4(sin(x))2y2) x (2axy2)

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    x (4(sin(x))2y2)=8y2sin(x)cos(x)
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    x (2axy2)=2ay2
    =8y2sin(x)cos(x)2ay2

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