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11. The boundaries of the shaded region are the y-axis, the line y = 5, and the curve y = 5*x^1/4. Find the area of this region by writing x as a function of y and integrating with respect to y.

12. The velocity function(In meters per second) is given for a particle moving along a line.

v(t) = 3t – 7, 0<= t <= 3