Determine the order of the matrix.
A. 3 × 1
B. 3
C. 1
D. 1 × 3
Answer: A
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Sketch the graph of the quadratic function. Identify the vertex, intercepts, and the equation for the axis of symmetry.f(x) = 10 + 7x + x2 
A. vertex: 
x-intercepts: (2, 0) and (5, 0)
y-intercept: (0, 10)
axis of symmetry: x = 
B. vertex: 
x-intercepts: (-2, 0) and (-5, 0)
y-intercept: (0, 10)
axis of symmetry: x = - 
C. vertex: 
x-intercepts: (2, 0) and (5, 0)
y-intercept: (0, 10)
axis of symmetry: x = - 
D. vertex: 
x-intercepts: (-2, 0) and (-5, 0)
y-intercept: (0, 10)
axis of symmetry: x = 
Use synthetic division to find the function value.f(x) = 4x3 - 7x2 - 5x + 4; find f(2)
A. 66 B. 18 C. -36 D. -2
Use a calculator to find ? to the nearest tenth of a degree, if 
and
?
with ? in QII
?
__________°
Fill in the blank(s) with the appropriate word(s).
Two cities in the western hemisphere lie approximately on the same meridian. City A has latitude of 15.5° N and City B, 60.5° N. Find the distance between these two cities. (The radius of the earth is 3960 miles.)
(a) 3,960 miles (b) 3,110 miles (c) 3,250 miles (d) 2,110 miles (e) 5,280 miles