SOLUTION: on a coordinate plane which shape makes a function is it a: a.) horizontal line b.) vertical line c. )circle d.)elipse

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Question 980051: on a coordinate plane which shape makes a function is it a:
a.) horizontal line
b.) vertical line
c. )circle
d.)elipse
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
Do the vertical-line test.

Imagine or draw each of those shapes.
Imagine or draw a vertical line through the shape.
SELECT CASE
CASE 1 intersection
shape is function
CASE more than 1 intersection
shape is not a function
END SELECT