Respuesta :

hello : 
the y-intercept of the function f(x)=4 – 5x
when : x = 0
f(0) = 4 -5(0) = 4

The y-intercept of the function; f(x)=4 – 5x is; 4.

Y-intercept

The equation of a straight line usually takes the slope-intercept form;

  • y = mx + c

where c = y intercept.

In essence, c = the value of y when independent variable x= 0.

Therefore, In the given function; f(x)=4 – 5x.

When x = 0; y-intercept = 4.

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