Add. -85 + 0
A. 85
B. -850
C. 0
D. -85
Answer: D
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Write the number in expanded form.40,610
A. 4 thousands + 6 tens + 1 one B. 4 ten thousands + 6 tens + 1 ten C. 4 thousands + 6 hundreds + 1 one D. 4 ten thousands + 6 hundreds + 1 ten
Use ZERO to approximate the smaller of the two x-intercepts of the equation. Express the answer rounded to two decimal places.y = x2 + 4x + 1
A. 3.73 B. -0.27 C. 0.27 D. -3.73
Find 
What will be an ideal response?
Sketch the graph of the equation. Identify the vertex and the intercepts.y = x2 + 9
A. Opens: Up;
Vertex: (9, 0);
x-intercept: (9, 0);
y-intercept: (0, 81)
B. Opens: Up;
Vertex: (0, 9);
x-intercepts: none;
y-intercept: (0, 9)
C. Opens: Up;
Vertex: (0,-9);
x-intercepts: (-3, 0) and (3, 0);
y-intercept: (0, -9)
D. Opens: Down;
Vertex: (0, 9);
x-intercepts: (-3, 0) and (3, 0);
y-intercept: (0, 9)