The coordinate surfaces of the Cartesian coordinates (x, y, z). The z-axis is vertical and the x-axis is highlighted in green. Thus, the red plane shows the points with x = 1, the blue plane shows the points with z = 1, and the yellow plane shows the points with y = â1.
Generally speaking, rap was started in the Bronx, New York in the 1970âs. Because of personal recollections and the myth-making aspect of hip hop, itâs hard to isolate the exact time and place where rap started or who exactly should be considered the inventor of rap.
rap music. 1. a style of popular music, developed by disc jockeys and urban blacks in the late 1970s, in which an insistent, recurring beat pattern provides the background and counterpoint for rapid, slangy, and often boastful rhyming patter glibly intoned by a vocalist or vocalists. Also called rap.