Find the vertex and the intercepts. Then graph the function.f(x) = x2 + 2x - 3
A. Vertex (- 1, - 4);
x-int = (3, 0) and (1, 0);
y-int = (0, -3)
B. Vertex (- 1, - 4);
x-int = (-3, 0) and (1, 0);
y-int = (0, -3)
C. Vertex (1, - 4);
x-int = (-1, 0) and (3, 0);
y-int = (0, 3)
D. Vertex (1, - 4);
x-int = (-1, 0) and (3, 0);
y-int = (0, -3)
Answer: B
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Match the graph with its equation.y = 5x + 4
A. 
B. 
C. 
D. 
The problem refers to a vector V with magnitude 
that forms an angle with the positive x-axis. Give the magnitude of the horizontal and vertical vector components of V, namely 
and
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A. ?
B. ?
C. ?
D. ?
E. 