CMST 103 Study Guide - Mental Model, Simple Machines, Digitizing

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Abstraction will reappear throughout the text be sure to understand it! A, b, c (a + b) x c. Zero and any number obtained by repeatedly adding one to it. A value less than 0, with a sign. An integer or the quotient of two integers. Examples: -249, -1, 0, , - . As a formula: dn * rn-1 + dn-1 * rn-2 + + d2 * r + d1 n is the number of digits in the number. 63 * 102 + 42 * 10 + 21 d is the digit in the ith position in the number. + e x 16 = 14 x 16 = 224. + f x 16 = 15 x 1 = 15. = 112 in base 10: summing the place value of the binary digits yields the equivalent decimal value, 1001001 = 1 + 8 + 64 = 73. Remember: there are only 2 digits in binary: