Why would a writer choose to introduce a direct quotation with a colon?

dr. kings dream speech

explanation:

it was late in the day and hot, and after a long march and an afternoon of speeches about federal legislation, unemployment and racial and social justice, the rev. dr. martin luther king jr. finally stepped to the lectern, in front of the lincoln memorial, to address the crowd of 250,000 gathered on the national mall.

(3x2 + 8) (x – 5)

step-by-step explanation:

verify this answer by multiplying out the parens:

which is the same as the original form of the polynomial

they played you again smh, you should be provided with the right answers.