114. If a=l, b=2, c=3, d=4, find the value of 1 +3(aq +60 + cc) + + more at 9, and the rest at 8 miles an hour; if I had on the way: what distance did I ride? one of the factors is x - Y; find the other factor. (1) 203 + y2 + 3xy (x+y). (2) m3 – n3 - m (m2 -- na)+n(m, n)? x-3y=1) (a - b)* - 2 (a + b)(a - b)2+2 (a* +84). 1 1+ 1 (2) a+1 a2b+boc – abc – ab2 and ax2 + ab-q2-bx2. election 25 refused to vote, and 60 went over to the 2ax a+b 1 = 2. 2x 12 +42 – 22 + (1 2avy (2+1)-(3-14 2 – 3x +a+2. a+b: (1) (1 by 127. Resolve into factors: (1) 12+5xy-24y2+x-3y. (2) -- 128. Find the square root of pe – 39 to three terms, -5 6 2-1 x - 2 6 7 X - 2 (2) ax +1-by+1=ay + bx. 202 +(2a - b)2 – (2ab-a2)x-a2b. (24)3 (20) + 1 (2) Х Х 132. At a cricket match the contractor provided dinner for 27 persons, and fixed the price so as to gain 127 per cent. a and y Y+1 22 2013 133. Prove that x(y+2)+-+ Y is equal to a, if 2 2 108 48 8 X 23 + 2ax+ ax+ 223 and 23 - 2ax2 + ax - 223. 3y 3x – 4y (3x – 2y 2x – 3y 1 - 56 7 85 a-46 22 - 362 + + 36 a2-962 YZ =84, =140, y+% 3b+a a- =70, a с + + X-a X-C X-a 3 3 3 3 3 3 27n 139. Show that the difference between b and - 0 whose pace is 3 miles an hour: how long shall I be in overtaking him? 1 gr. 3ox (2) 3-1 331 x 9 +3-2 2 1 2.3-1 (2-1)(x+1)+ x2 20+1 x4 + x2 + 1 aé +ay fab – aʻy2 a4 – 2axy +a’ya) a3+y3 al – ay + y2 2 (a-6) x-63-(a+b) 4.22 +9xy +9y2=11 ) + cta-6 a-x+ 4a7v- 4a2zł a2+2 xĀ - 27 (a-1)4+2 (a++1) - 2 (a2+1) (a - 1). 4, 23 150. How much are pears a gross when 12 more for a dollar lowers the price five cents a dozen ? of its digits, the number formed by interchanging the digits is five times their sum. 1 ac) (c-a) (6-a)' 26x - 82– 14 by 5 – 2x+ 3-43 1 1 22 3.30 23 11 x +4 3 2xy-3y2 = 3 dx 143 5 y p(p+1)x2 - (p2 – 2p - 1)x-(p-1). 1 (xy - 1) 5 (x4y4 – 1) y? (1) 1–22n +1 +42n. (2) gn – 2.6% +4". indicate at 6 o'clock in the morning, in order that it 4 26 a x2 + Х 162. Solve Natasara Ni+&+V1-30 3. V1+x-W1 - x ca + 164. Find the product of zv5, v2, , 75, and divido }] 1+1 P (a P 8-425 35-7 by 75+1 5+27 165. Resolve 9x9y2 – 576y2 – 4.28 + 256x2 into six factors. 166. Simplify a? 1 (x+a) x (x+2a) [3(m - n)x. 14 (r - 8) p2 - 32 121xy 4(ina – ) a2p 167. Simplify (1) ( ap)p+9 (a-1)(2) 714-1132. 168. Find the H.C.F. and L.C. M. of 20x4 + x2 – 1, 2524 + 5.43 – X – 1, 25x4 – 10.x2 +1. 169. Solve (1) a+x+ 2ax + x2=6. 1 11 8 170. The price of photographs is raised $3 per dozen, and customers consequently receive ten less than before 1 171. If =3, prove that a3 + + 7 (a+2) = 172. Find the value of + x2 - 462 ab when x= + 2b - x a+b |