When did henri matisse first tried painting?

1889
Painting: Beginnings. Matisse's discovery of his true profession came about in an unusual manner. Following an attack of appendicitis, he began to paint in 1889, when his mother had brought him art supplies during the period of convalescence.

The linear perspective changed the quality of art because it gave art a sense of reality. it gave the illusion that the background and surroundings were actually close and/or far and a sense of depth. linear perspective change the quality of art following its birth the renaissance period as they want the art to be more realistic and they believe one way to achieve it is to use the method of linear perspective. it uses the principle of math to realistically portray space and depth in art. 

Its the 3rd one i think