Answer:
c
Step-by-step explanation:
sorry if wrong
Answer:
The answer is x=9 and/or x = -12
Step-by-step explanation:
This is a quadratic formula meaning that you must take the a value (1) b value (3) and the c value (108) and plug it into the quadratic formula.

which simplifies to -3 add or subtract the sqrt of 441 divided by two.
Answer: x = 483
21 times 23 is 483
483/21 = 23
Step-by-step explanation:
Answer:
Common communication channels in mass communication include television, radio, social media, and print media. Examples of mass communication include commercial advertising, public relations, journalism, and political campaigning.
Step-by-step explanation: