高中数学代写 Quadratics代写 Quiz代写 数学考试代考

High school math

MCR3U – Quadratics Quiz

高中数学代写 Knowledge and Understanding 1.Simplify the following radical expressions. Show your work for full marks. [2+3=5 marks]

Knowledge and Understanding 高中数学代写

1. Simplify the following radical expressions. Show your work for full marks. [2+3=5 marks]

2. Complete the square for the following: [2+4=6 marks]

a. y = x² – 10x +1 

b. y = -3x² + 7x +2 [no decimals]

3. Find the inverse of f(x)=-2(x+4)²+7, x≤-4 [4 marks]

Application 高中数学代写

4. John Deer has a profit that is modeled by the quadratic P =-0.25n² + 3n-1where P is the profit in hundreds of thousands of dollars for selling n million tractors. How many units are sold to obtain their maximum profit? What is their maximum profit? [4 marks] You may use decimals.

5. Leo knows he can sell 800 tickets when they are priced at $25 each for his impersonation show. For every $2.50 increase in price he knows he will sell 20 fewer tickets. What ticket price generates the maximum revenue? [6 marks]

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