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How can 2 straight lines (AXIS )millions of miles apart converge on one point? pole star? Let a☺b = 2a − 3b. What is the value of (1☺2)☺7? How do you get to the answer. I know the answer is -29. I don't get it. Thanks so much.? What are the similarities between solving 2^7 * 8 and solving 2^7=8^x? The graph of f(x) = 4x+e^5sin(x) is rotated counterclockwise about the origin through an acute angle θ.? How do we know what Earth's magnetic field looks like?