Graph the equation and its tangent.Graph y = -4x2 and the tangent to the curve at the point whose x-coordinate is 1.
A. 
B. 
C. 
D. 
Answer: A
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Solve the problem.Marcus is planting a section of garden with tomatoes and cucumbers. The available area of the section is 110 square feet. He wants the area planted with tomatoes to be more than 
of the area planted with cucumbers. Write a system of inequalities to describe the situation. Let 
to be planted in tomatoes and 
to be planted in cucumbers.
A. x + y ? 110 x > 40y x ? 0 y ? 0 B. x + y = 110 x ? 0.40y x ? 0 y ? 0 C. x + y ? 110 x < 0.40y x ? 0 y ? 0 D. x + y ? 110 x > 0.40y x ? 0 y ? 0
Solve the problem.One pump can drain a pool in 11 minutes. When a second pump is also used, the pool only takes 2 minutes to drain. How long would it take the second pump to drain the pool if it were the only pump in use?
A. 2
minutes
B. 
minute
C. 13 minutes
D. 1
minutes
Solve the given equation by finding the unknown value.5 ? ? = 40
A. 200 B. 40 C. 8 D. 7
State the dimensions of the matrix.
A. 5 × 3 B. 3 × 5 C. 15 D. 8, -3, 6, 9, 7, -7, -6