Page 191 - Demo
P. 191
185b2( 2)cos sin 0 ( 2)cos sin 0 ( 2)2 ( 2)x xxx xxxx tgx arctg x x+ −=⇒ + − =+⇒+= ⇒ + =19 a1x 1 1x +3 + 2(x + 3)2b xx c 2 ln 1 ln 3 x 3−− +− + +202321 (1,3)22 (3,2)23 32425p(X = 4) = 0,0008; p(X = 3) = 0,015; p(X = 2) = 0,12; p(X = 1) = 0,39; p(X = 0) = 0,482616; 56; 1327121 876 (3 1) (3 1) (3 1) 216 189 162x x xc −+ −+ −+28 29 4 ose 4.30 m = 3; n = 131 332 133 a 0,875 b 0,734 2 1935 7936 1837r1238 3391540 2 sin 2cos x x xc + +42 6432344 ax = — 12; y = — 12e—1b222 22 224 d y xx x e e xedx=++ . Për x = –12:211 12 4220 d y eee dx−− − =−=>pra kemi minimum.
