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QuizMultiple Choice

Introduction to Statistics — Unit test

Question 1 • PBCSD_Grade_Forgiveness_1207350_Mathematics_for_College_Liberal_Arts_S2_2023

What is the y-intercept of the function f(x)=4 – 5x?

Answer
A
–5
B
–4
C
4
D
5

Explanation

The y-intercept is the function’s value when x = 0. Substituting gives f(0) = 4 − 5(0) = 4, so the y-intercept is 4, choice C.

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