Graph the equation by plotting three points and connecting them.y = -4x + 3
A. 
B. 
C. 
D. 
Answer: C
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Identify the vertex, the equation of the axis of symmetry, and the x- and y-intercepts of the graph. Then graph.f(x) = -x2 + 2x + 3
A. Vertex: (1, - 4);
axis of symmetry: x = 1;
x-intercepts: (-1, 0), (3, 0);
y-intercept: (0, 3)
B. Vertex: (- 1, 4);
axis of symmetry: x = - 1;
x-intercepts: (-3, 0), (1, 0);
y-intercept: (0, 3)
C. Vertex: (1, 4);
axis of symmetry: x = 1;
x-intercepts: (-3, 0), (1, 0);
y-intercept: (0, 3)
D. Vertex: (1, 4);
axis of symmetry: x = 1;
x-intercepts: (-1, 0), (3, 0);
y-intercept: (0, 3)
Find the least common multiple (LCM) of the pair of numbers.7 and 21
A. 147 B. 7 C. 21 D. 28
Solve the problem.You invested $34,200 and started a business selling vases. Supplies cost $10 per vase and you are selling each vase for $29. Determine the number of vases, x, that must be produced and sold to break even.
A. 1800 units B. 713 units C. 1801 units D. 1802 units
Graph the level curves in the first octant at heights of 
and 
for the given equation.z = 2y - x2
A. 
B. 
C. 
D. 