Evaluate:

a.lim x-->0 tan2x-sin2x/x^3

b.limx-->0 1-cos5x/1-cos6x

  • -4

4

  • 1

what u mean by x^3??

  • -1

X to the power 3

  • -1

b. lim x-->0 1-cos5x/1-cos6x

applying limit

 =1-cos0-cos0

=1-1-1

=-1

  • -1
What are you looking for?