Question

use the horizontal line test to determine whether the graph represents a one to one function
graph is in a attachment

Answer 1

You should take a screenshot and paste it into paint... the pic is pretty tiny.

Answer 2

Try it. Draw or imagine drawing a horizontal line through the function - will it ever cross the function twice?

Answer 3

i dont understand

Answer 4

Do you know what the horizontal line test is?

draw a horizontal line through the function and see if it ever touches the function more than once.

Answer 5

no i do not this did not come up in homework

Answer 6

see here: http://www.mathwords.com/h/horizontal_line_test.htm

Will the red line in the attachment ever touch the function more than once, if we moved the red line up or down?

Answer 7

no it would not so the answer is no

Answer 8

thanks for explaining that

Answer 9

Correct :) Now hopefully you understand the horizontal line test. All it is is drawing/imagining a horiz. line and seeing if it touches the graph more than once.

Answer 10

appreciate the help

Answer 11

no prob :)