Yes it is a function any single value of x has only one value of y
Answer:
I believe that A would be the correct answer im not sure but ill explain from the best of my ability
Step-by-step explanation:
OK SO FOR THE EXPLANATION I BELIEVE THAT IT IS A BECAUSE USUALLY ON THE OTHER QUESTIONS I HAVE HAD IT WOULD USUALLY SPLIT THE FIRST AMOUNT IN HALF AND THAT IS MY EXPLANATION GOOD LUCK
If it has real zeros at x=3 and 7, the factors of f(x) are:
(x-3)(x-7) so f(x) is
f(x)=x^2-10x+21