Uttryck 4: signum left parenthesis, "A" , right parenthesis times StartRoot, "A" squared plus "B" squared , EndRoot sine left parenthesis, "x" plus arctan left parenthesis, StartFraction, "B" Over "A" , EndFraction , right parenthesis , right parenthesissignA·A2+B2sinx+arctanBA
4
Uttryck 5: signum left parenthesis, "B" , right parenthesis times StartRoot, "A" squared plus "B" squared , EndRoot cosine left parenthesis, "x" minus arctan left parenthesis, StartFraction, "A" Over "B" , EndFraction , right parenthesis , right parenthesissignB·A2+B2cosx−arctanAB