Question Solved1 Answer Please show all steps and written explanation for both parts thank you so much have an amazing day 4) [4 marks] No calculators: give a clear explanation for each answer. In these questions; “root” means positive root. a) The 20th root of 79 792 266 297 612 001 is an integer. What integer? b) The 16th root of 665 416 609 183 179 841 is an integer. What integer?

LWG5W7 The Asker · Advanced Mathematics
Please show all steps and written explanation for both parts thank you so much have an amazing day
Transcribed Image Text: 4) [4 marks] No calculators: give a clear explanation for each answer. In these questions; “root” means positive root. a) The 20th root of 79 792 266 297 612 001 is an integer. What integer? b) The 16th root of 665 416 609 183 179 841 is an integer. What integer?
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Transcribed Image Text: 4) [4 marks] No calculators: give a clear explanation for each answer. In these questions; “root” means positive root. a) The 20th root of 79 792 266 297 612 001 is an integer. What integer? b) The 16th root of 665 416 609 183 179 841 is an integer. What integer?
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Solution:(a) Given the 20^("th ") root of 79792266297612 001 is an inteser.{:[20=4k quad" (say) "],[x^(20)=y]:}The last disit is 1 , it meaus last disit of xx can be 1,3,7,9In y, total disits are 17.{:[20 log x=log y],[log x=(log y)//20],[~~(17+(log 8))//20],[~~0 ... See the full answer