Sketch the graph of the equation. Identify the vertex and the intercepts.y = - x2 - 4x - 4
A. Vertex: (2, 0);
x-intercept: (2, 0);
y-intercept: (0, -4)
B. Vertex: (2, 0);
x-intercept: (2, 0);
y-intercept: (0, 4)
C. Vertex: (-2, 0);
x-intercept: (-2, 0);
y-intercept: (0, 4)
D. Vertex: (-2, 0);
x-intercept: (-2, 0);
y-intercept: (0, -4)
Answer: D
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Solve the application problem.Suppose that the two triangles shown in the figure are similar. Find x. 
A. x = 5 B. x = 4 C. x = 8 D. x = 9
Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 0.00142857 B. 700 C. 100 D. 0.07
Find the perimeter of the figure.
A. 38 cm B. 70 cm C. 54 cm D. 262 cm
Answer the question.Find the direction in which the function is increasing or decreasing most rapidly at the point Po.f(x, y) = xey - ln(x), Po(-4, 0)
A. 
i + 
j
B. 
i + 
j
C. 
i + 
j
D. 
i