Which function has real zeros at x = 3 and x = 7? f(x) = x2 + 4x - 21
O f(x) = x2 - 4x – 21
Of(x) = x2 – 10x + 21
O f(x) = x2 – 10x - 21

What is the value of x? enter your answer in the box. photo attached.

Question 9 of 10 2 points suppose your sat score is 1770. you look up the average sat scores for students admitted to your preferred colleges and find the list of scores below. based on your sat score of 1770, which average score below represents the college that would be your best option? o a. 1790 o b. 2130 o c. 2210 od. 1350

Vinny is interviewing for a job.he wants his take home pay to be at least $42,000.what is the least salary he can earn if he pays 25% income tax?