Find the area of the region bounded by the parabola \(y=4{ - }x^{ 2 }\) , x −axis and the lines x = 0, x = 2.

Find the area bounded by the lines y − 2x − 4 = 0, y = 1, y = 3 and the y-axis

If MR = 20 − 5x + 3x², find total revenue function.

If MR = 14 − 6x + 9x², find the demand function.

For the marginal revenue function MR = 6 − 3x² − x³, Find the revenue function and demand function.