Solve the system by graphing. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(1, 1)}
B. {(1, 5)}
C. infinitely many solutions; {
y + x = 6} or {
x = -y}
D. no solution; ?
Answer: D
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Solve the problem.An aircraft going from Atlanta to Savannah on a heading of 123° (from north) is travelling at a speed of 650 miles per hour. The wind is out of the north at a speed of 19 miles per hour. Find the actual speed and direction of the aircraft.
A. 661 miles per hour; 124° from north B. 912 miles per hour; 124° from north C. 640 miles per hour; 124° from north D. 645 miles per hour; 124° from north
Write the statements Sk and Sk+1.Sn: 12 + 42 + 72 + . . . + (3n - 2)2 = 
What will be an ideal response?
Order the numbers in the list from least to greatest.3.67, 3
, 3
A. 3
, 3.67, 3
B. 3
, 3
, 3.67
C. 3
, 3
, 3.67
D. 3
, 3.67, 3
Match the given graph with its polynomial function.
A. f(x) = -x4 + x2 - 3x - 4 B. f(x) = 2x4 - x2 + 4 C. f(x) = -x3 - x - 4 D. f(x) = 2x3 + x2 - 3x + 4