184. 25 – y² = 0 185. 0,36 – b² = 0 186. a² – 49 = 0 187. 1,21 – b² = 0 188. n² – 81=0 189. 64 – n²=0 190. r² – 1,44=0 191. 256 – y²=0 192. 3600 – b²=0 193. a² – 4900 = 0 194. 12100 – b² = 0 Решите уравнение
184. y = +-5 185. b = +-0.6 186. a = +-7 187. b = +-1.1 188. n = +-9 189. n = +-8 190. r = +-1.2 191. y = +-16 192. b = +- 60 193. a = +-70 194. b = +-110