dx/dx
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question based on basic diffrential calculus
given, y=x+x+x+x+........x times calculate dy/dx Case I : x+x+x...+5 times = 5x x+x+x+x+.....10 times = 10x So, x+x+x+x+....x times = xx = x^2 y=x^2 dy/dx = 2x Case II : y=x+x+x+x+.... x times dy/dx = d(x+x+x+x+...x times)/dx...