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  1. View question - ≈ vs. ~ --- Which symbol is more correct to use?

    Feb 14, 2017 · Free Online Scientific Notation Calculator. Solve advanced problems in Physics, Mathematics and Engineering. Math Expression Renderer, Plots, Unit Converter, Equation …

  2. View question - help

    Dec 8, 2018 · There are possible codes without restrictions. There are codes that differ in only one spot from mine (three choices for the differing digit and nine choices for its value), 3 codes …

  3. View question - hlp

    Apr 17, 2022 · How many ways are there to arrange $6$ beads of distinct colors in a $2 \times 3$ grid if reflections and rotations are considered the same? (In other words, two arrangements …

  4. View question - Probability Question

    Sep 14, 2024 · A fair coin is flipped until either three heads in a row or four tails in a row occur. What is the expected number of times the coin is flipped? Express your answer as a common …

  5. View question - Counting Problem

    May 14, 2024 · To solve this problem, let's consider each square individually. Each square must have two adjacent squares of the same color. Let's count the possibilities for each square: 1. …

  6. View question - Don't Know Where To Start

    May 14, 2022 · The UPC code, made up of numbers and dashes, on a video tape is 9-78094-11006-x. The digit x is in the 12th position. Let n be the value obtained by adding the digits in …

  7. View question - Help please

    Apr 10, 2018 · Free Online Scientific Notation Calculator. Solve advanced problems in Physics, Mathematics and Engineering. Math Expression Renderer, Plots, Unit Converter, Equation …

  8. View question - Combination lock

    Apr 10, 2023 · May not contain 0 or 1. No repeats. Calculate the probability - open lock at first attempt - code > 5000 - 3rd digit is 2. So I said: For the 1st number, we can only have a …

  9. View question - Counting

    Oct 28, 2023 · I need help with this Sam writes down the numbers $1,$ $2,$ $\\dots,$ $315,$ $316,$ $317,$ $\\dots,$ $249,$ $250.$ (a) How many digits did Sam write, in total? (b) Sam …

  10. View question - A five-digit number is chosen at random from all ...

    Feb 4, 2023 · A five-digit number is chosen at random from all possible five-digit numbers. Find the probability that the number is NOT divisible by every element of (1,2,3,4,5,6)