Question: Please answer ASAP Student name 12.( 5 marks) The cost per hour of running an assembly line in a manufacturing plant is a function of

Please answer ASAP

Student name 12.( 5 marks) The cost per hour of running an assembly line in a manufacturing plant is a function of the number of items produced per hour. The cost function is C(x) - 0.3x2 - 1.2x + 2, where C(x) is the cost per hour in thousands of dollars, and x is the number of items produced per hour, in thousands. Determine the most economical production level. 13.( 5 marks) A punter kicks a football. Its height, b(), in metres, z seconds after the kick is given by the equation b() = -4.912 + 18.24r + 0.8. The height of an approaching blocker's hands is modelled by the equation g(:) - -1.432 + 4.26, using the same t. Can the blocker knock down the punt? If so, at what point will it happen

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