terms in the sequence without getting the power of 3. Figure 31 32 33 34 35 36 37 38 39 310 311 312 313 314 315 Ones 3 digit 9 b. Have you seen the pattern? Find the number in the ones digit for the...

Extracted text: terms in the sequence without getting the power of 3. Figure 31 32 33 34 35 36 37 38 39 310 311 312 313 314 315 Ones 3 digit 9 b. Have you seen the pattern? Find the number in the ones digit for the following power of 3. 316 317 =. 318 = ; 319 = :320 Explain the pattern. 9. The population of a certain locality is 20,000 and is increasing continuously at a rate of r = 0.037, according to the law of natural growth, A = Pet . Find the approximate population after 25 years. 10. The population of a certain town is 80,000 and has been increasing continuously for the past 20 years at the rate r = 0.025. What was the population 20 years ago?