Decide whether the relation defines a function.{(-8, 2), (-8, 8), (1, -9), (6, 3), (7, 5)}
A. Not a function
B. Function
Answer: A
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Solve the problem.Pete is driving across country from Boston to Seattle. He keeps a record of the distance that he drives each day. Monday 403 miles Tuesday 300 miles Wednesday 249 miles Thursday 239 miles Friday 322 milesWhat was his total mileage for the first three days of the week?
A. 942 miles B. 1513 miles C. 952 miles D. 1052 miles
Sketch the graph of the quadratic function. Identify the vertex and axis of symmetry.f(x) = (x + 1)2 - 9
A. vertex: (1, - 9)
axis of symmetry: x = 1
B. vertex: (1, - 9)
axis of symmetry: x = 1
C. vertex: (- 1, - 9)
axis of symmetry: x = - 1
D. vertex: (- 1, - 9)
axis of symmetry: x = - 1
Construct the following
Determine the specific solutions (if any) to the equation on the interval [0, 2?).2 cos2? + sin ? - 2 = 0
A. 
, 
B. 0, ?, 
, 
C. 
, 
, 
, 
D. 
, 