How do I know that these are not a function?
0,-1
2,3
0,4
2,5
0,6
2,7

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

If you double the input of a function and it results in half the output, and if you triple the input and it results in a third of the output, what can be guessed about the function? check all that apply.

Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?