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Why the strong nuclear force is important for universe? A topographic map is located between the 60 and 80 meter contour lines, what is the range of possible elevations from lowest to highest? The product of four fourth roots of 64 is :
Options: -1/0/2/none. Please guys!? 250,000 divided by 10? Find the sum of cos^2 x + cos^2 (x+1°) + cos^2 (x+2°) + ... + cos^2 (x+179°).?