Mathematics for IGCSE & O level - Functions (Section 3 - No. 38)
What does the function f(x) = 3x + 1 mean?
f(x) represents the value of x for the equation
3x + 1 represents the result for the function
3x + 1 can be written as 3 times x plus 1
x is the input or independent variable
설명
These are interpretations for the linear function.