Which of the following would offer proof that a relation is a function?

the graphed line overlaps itself
every output has only one input
vertical line test
the graphed line is straight

Through: (-3,-3) parallel to y= 7/3x+3

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x