Which expression is a factor of x^2 + 4x - 21?

if you explain the the question more correctly i might be able to answer this better

step-by-step explanation:

just sum

10 + 10 = 20

think about the doctor who treated the major and the speaker in the short story "in another country." put yourself in the shoes of the doctor, and based on what you read in the story, write what you think his thoughts about the major and the speaker would be. use the following vocabulary in your response and change the form of these words as needed: detached resign withered