The following equation is given xu_x + ( x+ y)u_y = u +1 a. Find the general solution of the problem explicitly, that is, write u as the most general function of x, y , in the range x, y > 0 .
b. Find the particular solution obeying u(x,0) = x^2

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

Abc will undergo two transformations to give aa'b'c' which pair of transformations will give a different image of aabc if the order of the transformations is reversed? a. a rotation 90' counterclockwise about the origin followed by a reflection across the y-axis b a translation 5 units down followed by a translation 4 units to the right c. a reflection across the x-axis followed by a reflection across the y-axis a rotation 180'clockwise about the ongin followed by a reflection across the y-axis reset next 2 omentum all rights reserved o atk me anything o o e

Aplane intersects a pris paralel to the base of the prism. the cross section is a polygon wth eight sides. how many sides does the base of the prism have? a. 10 b. 8 c. 7 d. 9