Question
1. What is the derivative of h(x) = 42? 2. Find the derivative of y = 4x 3 - 2x + 7 3. If f(x)
1. What is the derivative of h(x) = 42?
2. Find the derivative of y = 4x3 - 2x + 7
3. If f(x) = x4, determine the value of x where the slope of a tangent is 108.
4. What is the velocity of a particular object at time t = 2 if the displacement is s(t)=2t2+5?
5. What is the equation of the tangent to the curve y=2x3-3x2 at the point (2,4)?
6. A ball's height, h, in metres above the ground after t seconds, is given by h(t)=-5t2+30t, t0. Determine the value for t when the ball is at its maximum height.
7. A population of a bacteria colony after t hours is given by n=50+30t-20t2. Determine the growth rate after 2 hours.
8. The cost of producing x units of a product is given by C(x)=-0.003x2+4x+3000. The revenue function is given by R(x)=130x-0.203x2. Determine the marginal profit when the 100th unit is produced. Attach a complete solution using good form. [Watch the negatives! In the cost equation the 0.003 is negative]
9. Differentiate y=(3x+1)8(2x-5)7. Show all steps. Express your final answer in factored form. Attach a complete solution using good form.
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