maddieanne
maddieanne
04-09-2017
Advanced Placement (AP)
contestada
Lim (tanx)/2x as x approaches 0
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xforeverx91
xforeverx91
04-09-2017
You have to use L'Hospital Rule. So you take the derivative of the top then you take the derivative of the bottom.
1/2 × (lim x→0 (sec²x/1))
Substitute in the x-value
1/2 × (lim x→0 (sec²(0)/1))
(lim x→0 (sec²(0)/1) = 1
1/2 × 1
1/2
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