WebFind step-by-step Advanced math solutions and your answer to the following textbook question: Determine the last three digits of the number $7^{999}$ . Hint: $7^{4 n} \equiv(1+400)^{n} \equiv 1+400 n(\bmod 1000).$. ... In how many of the three-digit numbers 000 - 999 are all the digits different? prealgebra. Use digits to write each … Web1. Lostsoul, this should work: number = int (10) #The variable number can also be a float or double, and I think it should still work. lastDigit = int (repr (number) [-1]) #This gives the last digit of the variable "number." if lastDigit == 1 : print ("The number ends in 1!") Instead of the print statement at the end, you can add code to do ...
What are the last three digits of the number 7^999? - Quora
WebOct 6, 2024 · 999=49×20+19. The last three digits of 7999 are the same as those of 719 . 7999≡143 (mod1000) The sum would then be 8 . You can determine any number of digits of the powers of 7 as long as you are willing to put in the effort. There are no shortcuts easier than the use of congruences. WebQuestion: Let A be the last digit, let B be the second to last digit, and let C be the sum of the last three digits of your 8-digit student ID. (Example: For 20245347, A = 7, B = 4, and C = 14. For 20241502, A = 2, B = 0, and C = 7) You have two square metal plates with side length of (6.50+C) cm. You want to make a parallel-plate capacitor ... flipkart mobile exchange offer 2015
Determine the last 3 digits of the no. 7^999 - Brainly
Web7. Lets look at the last digits of the first few powers: The last digit of 3 0 is 1. The last digit of 3 is 3. The last digit of 3 2 is 9. The last digit of 3 3 is 7. The last digit of 3 4 is 1. The last digit of 3 5 is 3. The last digit of 3 6 is 9. WebJul 1, 2024 · Yes, it is the binomial formula. Now, look at the zeros. After are always at least four of them in each term. So they do not contribute anything modulo. The coefficients are the numbers in Pascal's triangle. LaTeX Guide BBcode Guide. Post reply. Web35,120 is divisible by 8 since the last 3 digits are 120, and 120 is divisible by 8. ... Summary: Divisibility tests can be used to find factors of large whole numbers quickly, and thus determine if they are prime or composite. When working with large whole numbers, tests for divisibility are more efficient than the traditional factoring method flipkart mobile offers moto g