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**Hannibal lecter****Member**- Registered: 2016-02-11
- Posts: 225
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Hi,

a linear function has the form :

y = f(x)=b + mx

b is the vertical intercept, or value of y when x is zero.

what is the meaning of " b is the vertical intercept"

can anyone give me an explanation please

for example, y = 10 + mx

b = 10

what is it intercept?

Wisdom is a tree which grows in the heart and fruits on the tongue

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 27,896

Hi Hannibal lecter,

Please see The equation of a straight line.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**Hannibal lecter****Member**- Registered: 2016-02-11
- Posts: 225
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but be is just a value

how it's intercept?

Wisdom is a tree which grows in the heart and fruits on the tongue

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Hannibal lecter wrote:

The -intercept is the point at which the line crosses the -axis.Since , then the coordinates of the -intercept are . Or sometimes people just say that the -intercept is .
for example, y = 10 + mx

b = 10

what is it intercept?

**LearnMathsFree: Videos on various topics.New: Integration Problem | Adding FractionsPopular: Continued Fractions | Metric Spaces | Duality**

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