Find the derivative of the following functions:
a. C = Q³ - 4Q² + 10Q + 75
b. Y = (2x +3)(3x²)
c. Y = 2x - 3/x + 1
a. C = Q³ - 4Q² + 10Q + 75
C' = 3Q² - 8Q + 10
b. Y = (2x + 3)(3x²)
Y = 6x³ + 9x²
Y' = 18x² + 18x
c. Y = 2x - 3/x + 1
Y = 2x - 3x^(-1) + 1
Y' = 2 + 3x^(-2)