Ig IG HI b) 4 - 10 2B - 455+6 GT3 - 2105 a) 1831=653 = x 21 Coo - 2x ya - - ) +7 ) t +7 210C -112-2+7 21×-712 b) min c) fi -71 - a) i , 2×2-4×+1 2×2 je x= y - - 42 - six =3 2 - o - - I so 3×2-14 xtk.de = of -12×2 tkoctc = Otc 23-12122 ) 848 C - - 1 7- T2 7tT2 , J - x= . . b) Thx ' : y - K2 -2=18 t 2K - 2=78 Toc - foot -12×+1 ) If xx ) Ix -17 ) x -0 , , k -2 23 -12×2+2×-2 -12×2-12×-2=2-2 23-12×2 a t 2 - -1 - o o - Mb M, - at 7 so i - - i 2 -0 : at sci o - 3-4+2--7 n: gradient equal taught y - - - y - f- z 7 =-3 - , when s ) sci - 7 4) 3ft sink ) - t 3sin3c sink sink T - sine b) 3T I - " +7 C +13 " " , ( - , -3 ) 3/2 C xx 7 X , 1 = - 17 - 7=0 42 = 4×3 = x " X 6×2 = 724 = OC It 4×+6×2 -140C bi ) 9 40C = ' X , = - 1 = 2×72×05 C Ko 330 4 co " l - 4 " a) " (y + 10,3 ) - ly + (x -1012 r ' toc " -1405+12+852*4 77 -112K H - - ra ) 'T 4ha +12 117-12521 289 3=0 2 -1012 Coc - o t 288 - 8oz ' - +4/2 408oz 577 -408ha , + → - - sci a) tssinoc bsinx-02sinx-5s.mx 12×+7 ) fsc 3 - , 270 - 3) a) f- 13 ) 33 = 4132 ) - x - -118--0 27-3G-9t18h thus bi 313 ) - s +3 sa ( Oc -3 ) 4×2 - - - a factor 3×+18 t Ie ¥2 is - 33C - . - Ect -18 - T O O foc 3) foe x G ) ( 3) Ioc 3) foe -12 ) - x c) - - y d) ÷ - - = - i O - > ( - 3) & fsc -121 because ( 3,0 ) . x 3×2-8×-3=0 ( x 3) I 3×+1 ) repeated - x =3 - , f - - 3 oc = Iz -4 n . b) 2graspoalsutoioff.ae cross twice two in this equations interval ( o root a) 27 b) = 27 = ' YT 3/8 = = " log 12) t 310g 12 ) log 2 log 6 " - " let ) =3 52 . 3 sock 3 x = TE - Toc - 3g - y - ' log 16 ) - oc Ip 2 - - - z let a- 's - 0 o ( 1,01 ( 4,0 ) 4 - x slog 2 to 7,2 Ioi ' log 6 - = 2 - ya 22 - ) - log 6 - P=oc=1 b) d÷= 2 = - ÷6 G log f6k÷G = oology ÷ 6 = ' a) 8 x a 29×23 OC a × a log 1272 ) x toga 8 > 27 a 8 + as toga = -1×-3=0 sik ( si 's ) + ' to - key - Ly ' t ly y y - ' - O SEA = y I) O IT'S , , - O 2 bye 3- £ 's 212 - - (2 , 0.17157 " ) ↳ s ) = calc 0.17157 does not . answer g day - Tsi 's ¥123 ) - - give form Isis's 3-2/2-5 ) - - 0.1768--0 Aof in surd 1210.17151-1 14,01 . . i . maximum I a) 0.745326L ( 052 7 i so - sink IF I b) ( b2 # 2abCosk ) = 2×7×3 tf - = - ' ' cos 121 - # -72-145 = c) 1- a 94-7X III x 41.8 - 3. - y 7 - toy 712 -1213g 7) ly ) - - 9 ' -149 y 14 ya - - 42g + y a) f÷ b) J 1 = - Gsi ' . 0=-1+2 - n t - y - = X X 7 - f + y - 2) 2 + c sa - - - - 3×3 3×7 4×-3 to - - O 7 2-12/2-21 2. y = 7 ' 14g c - - c = y - dsc -12×-2 x , Ibi -41 , 6y2 ' - - y - 7 442--0 56 g- 3 = x 256 i ' t z - - e 7--32 - - 7 7 = = 2 -4 - - o a) bl Soc ( x - C) 15 > - E ¥ 8 V8 - 3×-12=4%7--4 ' ( 3 OCT 8 a) TF b) > 8) Ix -121--0 2C Oct 3 x , ex - f . = 2