Finding a Limit as x c Plug in---Factor/Conjugate
Limit as x 0 sin x x 1
Limit as x 0 1-cos x x
sin /6 = 1/2 sin /4 = 2 / 2 sin /3 = 3 / 2 sin /2 = 1
cos /6 = 3 / 2 cos /4 = 2 / 2 cos /3 = 1 / 2 cos /2 =
tan /6 = 3 / 3 tan /4 = 1 tan /3 = 3 tan /2 = DNE
Do you know what... sin2x + cos2x = 1
Do you know what... sec2x tan2x + 1 =
Do you know what... csc2x cot2x + 1 =
Do you know what... sin 2x 2sinxcos x =
Do you know what... cos2x - sin2x cos 2x =
Do you know what... cos2x 1 - sin2x =
Do you know what... tan x =
Do you know what... cot x =
Do you know what... 1/2 sin 2x sinxcos x =
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