Answer:
144 is the correct answer
Answer: 144
Step-by-step explanation: To find a value of c that would make this a perfect square, take -24 and divide it by 2 to get -12. Next, simply square -12 to get 144.
x^2 - 24x + 144 can be factored into (x - 12)(x - 12)
3.3m questions
4.3m answers