Here's the question:

26 What is the x-coordinate of the x-intercept of the function http://ritter.tea.state.tx.us/studen...6graphict1.gif?

F 12

G 18

H –9

J 2

The answer is 2, how did they get that?

Printable View

- July 10th 2010, 08:30 AMMarioleeFinding the x-intercept of a function
Here's the question:

26 What is the x-coordinate of the x-intercept of the function http://ritter.tea.state.tx.us/studen...6graphict1.gif?

F 12

G 18

H –9

J 2

The answer is 2, how did they get that? - July 10th 2010, 08:48 AM1005
To intercept the x-axis, what must be true of y?

- July 10th 2010, 08:54 AMMariolee
I don't know.

- July 10th 2010, 10:31 AMbjhopper
Hello Mariolee,

Draw a line on a graph paper when X=0 what is Y? when Y=0 what is X? Get the picture? To plot a specific equation it should put into form Y= mX + b

bjh - July 10th 2010, 10:50 AMMariolee