Question

7

這題用tanx的極值要怎麼速解？

走四步抵達:4x2x1x18x3+4=28-11
函數g(x)=2sin(x+4)-2sinx,若0≤x<2,g(x)有最大值,此時x=
360°
→ - STnX +13 00 5 x → tax
zte
ti
the
2
N
2
Boos
25in x aste + 2005 X Singo -75in x 1 ecos
XSTM X (=X) + X Co SX
-