Asked by raghunath laguri
differentiate of y=|sinx|+|cosx|
Answers
Answered by
Steve
if y = sinx, y' = cosx
for sinx < 0, |sinx| = -sinx
so, y' = cosx * |sinx|/sinx, or
y' = |sinx| cotx
similarly for cosx
for sinx < 0, |sinx| = -sinx
so, y' = cosx * |sinx|/sinx, or
y' = |sinx| cotx
similarly for cosx
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