Leabhar Iomlán - Cogg

2. (i) a 5, r 2; T 11 5120(ii) a 10, r 2.5; T 7 2441.41(iii) a 1.1, r 1.1; T 8 2.1436(iv) a 24, r 0.5; T 10 0.046875 (3. a 4, r 3; 4, 12, 36, 108, 324, 4. r 35. 16, 4, 1, 1_4 , __ 1166. Is seicheamh comhbhreise é ANí seichimh chomhbhreise iad B, C, D7. n 6; 4, 6, 9, 13.58. a 7, r 3; T n 7(3) n 19. 6.7510. 1, 3, 9, 27 nó 9, 3, 1, 1_311. 3, 6, 12, 24, 48__ 3) 6412. 6, 41_2 , 3 3_8 , 2 __ 173213. 40, 20, 10, 514. (i) x 11_2 ; 4 1_2 , 1 1_2 , 1_ nó x 4; 1, 4, 162(ii) x 31_2 ; 4 1_2 , 7 1_2 , 12 1_ nó x 2; 1, 2, 42(iii) x 6; 4, 6, 9(iv) x 10; 4, 20, 10015. Cruthúnas16. Ní hea.17. (i) n 7 (ii) n 618. (i) 18, 12, 8, 163 (ii) T n 27(2_3 )n(iii) 0.21 m19. (i) 4000(ii) 4120, 4243.6, 4370.91, 4502.04(iii) 5375.67(iv) 23 bliain20. r 2%Cleachtadh 4.51. S 10 59 0482. n 6; S 6 20163. S 8 2554. S 10 63.945. 7286. 8 dtéarma; S 8 5462_37. 4, 16, 64; S 6 54608. S 8 19 6809. S 10 5.99410. (i)7_9 (ii) __ 3599 (iii) __ 73010(iv) __27 (v) ___ 161990 (vi) ___ 5316511. S n 2 _____ 12 ; S n 1 ∞ 2, n 11Cleachtadh 4.61. (i) T n 4n 1 (ii) T n 3n 2(iii) T n 5n 62. (i) T n 3 n (ii) T n 2 2n(iii) T n 2n 83. (i) 10 150 mm 2 (ii) 560 mm4. (i) 900 cm 2 (ii) An 21ú dearadh5. (i) 10 100 cm 2 (ii) An 15ú triantán6. (i) T n 2n 3 n 2 4n 1(ii) T n n 3 4n 2 n 5(iii) T n n 3 4n 27. (a) T n n 2 1; 575 tíl gheal, 1 tíl dhorcha(b) T n n 2 2; 574 tíl gheal, 2 thíl dhorcha(c) T n n 2 n; 552 tíl gheal, 24 tíl dhorcha8. (i) T n 3n 2 4(ii) T n 2n n 2(iii) T n 2n 3 n 4(iv) T n 4n 6(v) T n 3n 3 2n 2 1Súil Siar (Croícheisteanna)1. (i) 7, 10, 13, 16 (ii) 5, 11, 17, 23(iii) 1, 2, 4, 8 (iv) 20, 30, 42, 56(v) 2, 9, 28, 652. a 79, d 43. r 2_34. (i) r 2; T n (2) n(ii) r 1_2 ; T n ( 1_ 2(iii) r 3; T n 2(3) n 15. (i) T n 8n 4 (ii) 250 ciúb6. (i) r 3 (ii) a 77. Míniú8. 19 9009. 19510. 280Súil Siar (Ardcheisteanna)1. (i) 12 lúman (ii) T n 2000 ( 3_5) n(iii) An 5ú scáthán2. (i) t ________ ln2ln(1 i)(ii) (a) 35 bliain(b) 14.2 bliain(c) 7.3 bliain3. (i) 10 2(6 3.6 2.16 )(ii) Sraith iolraíoch go héigríoch(iii) 40 m4. (i) T n 3(2) n 1(ii) An 20ú téarma5. (i) 4.295 10 7(ii) 1.845 10 176. 5, 11, 177. (i) V P(1 i) a(ii) 14 953(iii) Deireadh an 12ú bliain8. (i) 1, 1_3 , 1_9(iii) k 19. (ii) T n 6n 2(iii) 2n(6n 2 3n 1)10.1_2 log 2x; r 1_2 ; k 2291