Вариант 1 8–9t+14–24t 22–33t 11(2–3t)1) -------------------- = ---------- = ---------- 11t 11t 11t 2–3t= -------- 11t b–1–b+y y–12) ------------- = ------ 6y 6y 3(a+1)–(2a+3) 3a+3–2a–3 a3) -------------------- = ---------------- = ------- 2a+3 2a+3 2a+3 a•(a+b)•7 14) ------------------------- = --------- (a+b)•7a•(3a+4b) 3a+4b 64–48а+12а^2–а^3Вариант 2 р+3+7–2р 10–р1) --------------- = -------- р+4 р+4 а+3–а+b 3+b2) -------------- = ------ 2b 2b 2(5–3b)–7(b+6) 10–6b–7b–423) ----------------------- = -------------------- = b+6 b+6 –13b–32= ------------- b+6 (x+y)•6y•8 24) ------------------ = --- 12x•2(x+y)•y x