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Find out the sum of first "n" numbered natural odd number's squares....I mean
1^2+3^2+5^2+.......n^2=?
Sorry for my bad English.? How to find the radius of curvature if the x and y component is given as a function of time.? What is the difference between planets and moons, and how do we decide which moons belong to which planet.? Is 6.3 percent on a 5,000 dollar loan high? The theoretical probability of drawing a red hat is 11/20 and the bag contains 33 red hats. How many hats does the bag contain in total?