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what will be the unit digit of 4^432????

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Need help! Homework math problem Solve the inequalities and give the interval notation for the solution and # line also


x+3>-6 and 2x-6<4 (the first greater than has a lin
Two camper vans leave Arrowhead Lake at the same time, one traveling north at a speed of 10 km/h faster than the other, which is traveling south. After 3 hours, the camper vans are 420 km apart. Find their speeds.