Sujet: units digit liste de sujets
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28 articles trouvés pour ce sujet.

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	The units digit of a square		2021-09-04
		Aarzu pose la question : Sorry this may be a dumb question but how do you find possible unit digits of a perfect square Penny Nom lui répond.
	The tens digit of a number is five times the unit digit		2016-05-19
		sanjeev pose la question : The tens digit of a number is five times the unit digit. Find the number? Penny Nom lui répond.
	The units digit of a prime		2015-01-08
		Patricia pose la question : Every prime number greater than 10 has a digit in the ones place that is included in which set of numbers below 1 3 7 9 or 1 3 7 or 0 2 4 5 6 8 or 1 3 5 9 Walter Whiteley lui répond.
	Units digit		2014-01-03
		gracie pose la question : 9^23 units digit Penny Nom lui répond.
	The units digit		2012-09-11
		Shaunice pose la question : Simplify each of the following expressions and determine what the last digit would be. a. (24^15) 4 Penny Nom lui répond.
	The units digit of a prime number		2011-11-22
		Mike pose la question : Every prime number larger than 10 has a digit in the ones place that is included in which set of numbers below? A. 1,3,7,9 B. 1,3,5,9 C. 0,2,4,5,6,8 D. 1,3,7 Penny Nom lui répond.
	A two digit number		2011-03-01
		jhoanna pose la question : the sum of the digits of a two digit number is 10. The value of the number is 16 times the units digit.Find the number. Penny Nom lui répond.
	Units digit		2009-07-23
		Jyll pose la question : How do solve for the units digit? And that, what is the units digit of the first 1000 prime numbers? Robert Dawson lui répond.
	Units digit		2009-04-15
		A student pose la question : What is the unit digit of 47 to the 43rd power? Please answer as soon as possible. Thank you. Stephen La Rocque lui répond.
	The units digit of 2^95		2009-03-18
		Sharvon pose la question : what is the units digit of 2^95 Robert Dawson lui répond.
	The units digit is 5		2009-02-02
		Ray pose la question : the number that when squared the units digit is 5 Penny Nom lui répond.
	The 2 rightmost digits		2008-12-18
		Peter pose la question : Is there a pattern for the 2 rightmost digits of a power? For example, one problem for a math competition was what are the 2 rightmost digits of 3^1993? Robert Dawson and Victoria West lui répond.
	The units digit of (7*3)^21		2008-07-16
		surender pose la question : what will be the unit digit of (7*3)^21?plz give me method 2 calculate such problems.thank you. Penny Nom lui répond.
	Units digit		2008-07-02
		seemachauhan pose la question : How to find unit digit of various numbers and what are unit digits? Penny Nom lui répond.
	Units digit		2008-01-11
		Robin pose la question : hello - my question is: what is the units digit of (13) to 4; (17) to 2 and (29) to 3 [(13)4(17)2(29)3] (possible answers: 9 or 7 or 5 or 3 or 1) Penny Nom lui répond.
	The sum of the ones		2007-10-29
		Hangsun pose la question : When 2 two digit numbers are added what is the greatest possible sum of the ones? Penny Nom lui répond.
	The units digit of 23^45 + 67^89		2007-08-16
		Christopher pose la question : What is the units digit of 23 to the 45th power plus 67 to the 89th power? Stephen La Rocque lui répond.
	The units digit of 9^2006 + 3^2006		2007-01-30
		Ryan pose la question : What is the units digit of the sum of 9^2006 and 3^2006 Penny Nom lui répond.
	The units digit		2007-01-09
		Tyrone pose la question : This may be a dumb question, but what is the unit digit of two digits, eg: 62 or 13 or 45. Steve La Rocque and Diane Hanson lui répond.
	The units digit of 1^5 + 2^5 + ... + 2006^5		2006-11-14
		Lana pose la question : Compute the unit's digit of : 1 to the power of 5 + 2 to the power of 5 + 3 to the power of 5 + 4 to the power of 5 + 5 to the power of 5 + 6 to the power of 5 + ... + 2006 to the power of 5 . Stephen La Rocque and Penny Nom lui répond.
	The units digit		2006-03-05
		Taran pose la question : My teacher asked: What is the unit's digit in the product 5 X 10 X 15 X 20 X 25? What is a "unit's digit", what are they asking for? Penny Nom lui répond.
	What is the unit's digit?		2005-10-04
		Alex pose la question : Question: What is the unit's digit of the following problem? 3155 + 7412 (3 to the 155th power + 7 to the 412th power.) Penny Nom lui répond.
	n^2+n-1 has no divisors ending with 3 or 7		2005-09-08
		Arne pose la question : at least it seems like for any integers n and k, 10k+3 and 10k+7 do not divide n²+n-1 I tested this for every n from 0 to 3200 (which means same for the numbers from -3201 to -1) could this be true, or is it just coincidence, or am I just totally wrong? Richard McIntosh lui répond.
	The last digit of a large exponent		2004-10-20
		Landon pose la question : How can one determine the last digit of a large exponent by hand. I have seen several examples of how to do this by breaking it up into smaller exponents, but is there a formula or some common things to look for? Penny Nom lui répond.
	The last digit of 2^28		2004-09-25
		A student pose la question : I am currently enrolled in a math reasoning class and a math question I have to answer is determine the units digit in 3 28power. When I set up a table and keep cubing the numbers, I find a pattern with the last digits of the numbers that follow 1,3,9,7. My calculator gets to about the 19th power, and then I get an error. If I continued the pattern, would the units digit then be the last digit of 3 28th power, which would be a 7? Please let me know if I am solving this correctly and what a unit's digit actually is. Penny Nom lui répond.
	The units digit of 57 to the 28th power		2003-09-01
		Maria pose la question : If 57 is raised to the 28th power, what must be the units digit in the result? If you raise 7 to the 500th power, what is the numeral that will appear in the units digit position? Penny Nom lui répond.
	The units digit of 2 to the power of 31921		2002-12-18
		A student pose la question : If 2 to the power of 31921 is multiplied out, what will be the units digit? Penny Nom lui répond.
	The units digit of 3 to the 58th power		2000-05-10
		Kylie Mcalpine pose la question : the questions we have been asked are what is the units digit of the following: a) 358 b) 2358 c) 1731 and the harder question of: what is the units digit of the following sum: 13841 + 17508 + 24617 = ??????? Paul Betts and Penny Nom lui répond.

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