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• Derivative Step by Step
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• Identical expressions

• x*sin(x) - two *cos(x) = zero
• x multiply by sinus of (x) minus 2 multiply by co sinus of e of (x) equally 0
• x multiply by sinus of (x) minus two multiply by co sinus of e of (x) equally zero
• xsin(x) - 2cos(x) = 0
• xsinx - 2cosx = 0

• Similar expressions

• x*sin(x) + 2*cos(x) = 0
• x*sinx - 2*cosx = 0