what is the difference between notocord and backbone.
7x+5/0.4 + 5-3x/0.5 = 4x/0.25
Please explain usage of " ATLEAST "in degrees of comparision.
There is a square with each of its side is of 2m. An octagonal is cut-of from this square by cutting its edge such that the octagonal has all its sides equal. Find out the length of each side of the octagonal
what is analgesics? what is its composition? what is their utility in curing?