Investigative journalism is seen as "invasion of privacy , discuss , 600-700 words

Moritz is designing an advertisement to go with president barack obama's back-to-school remarks. how should moritz's ad be similar to the speech? it should be concise. it should be repetitive. it should be persuasive. it should be eye-catching.

Find the center and the radius of the circle with the equation: x^-2x+y^2+4y+1=0

According to the speaker, decisions in west african villages are made through discussions led by heroic nobles wise historians elected representatives appointed chiefs