Let X1 and X2 Be 0-1 Variables Whose Values Indicate

question 34

Multiple Choice

Let x1 and x2 be 0-1 variables whose values indicate whether projects 1 and 2 are/are not done.Which of the following answers indicates that project 2 can be done only if project 1 is done?

• A)x₁ + x₂ = 1
• B)x₁ + x₂ = 2
• C)x₁ − x₂ ≤ 0
• D)x₁ − x₂ ≥ 0

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Definitions:

#include

A preprocessor directive in C/C++ used to include the contents of a file or library in a program before compilation.

Fabs

fabs is a mathematical function in C that computes the absolute value of a floating-point number.

Common Logarithm

A logarithm with base 10, often used in scientific calculations.

Log10

Log10 refers to the logarithmic function with base 10, used to determine the power to which the base must be raised to obtain a given number.