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• Identical expressions

• two *(-x*sin(x)^ two + x*cos(x)^ two + two *sin(x)*cos(x)) = zero
• 2 multiply by ( minus x multiply by sinus of (x) squared plus x multiply by co sinus of e of (x) squared plus 2 multiply by sinus of (x) multiply by co sinus of e of (x)) equally 0
• two multiply by ( minus x multiply by sinus of (x) to the power of two plus x multiply by co sinus of e of (x) to the power of two plus two multiply by sinus of (x) multiply by co sinus of e of (x)) equally zero
• 2*(-x*sin(x)2 + x*cos(x)2 + 2*sin(x)*cos(x)) = 0
• 2*-x*sinx2 + x*cosx2 + 2*sinx*cosx = 0
• 2*(-x*sin(x)² + x*cos(x)² + 2*sin(x)*cos(x)) = 0
• 2*(-x*sin(x) to the power of 2 + x*cos(x) to the power of 2 + 2*sin(x)*cos(x)) = 0
• 2(-xsin(x)^2 + xcos(x)^2 + 2sin(x)cos(x)) = 0
• 2(-xsin(x)2 + xcos(x)2 + 2sin(x)cos(x)) = 0
• 2-xsinx2 + xcosx2 + 2sinxcosx = 0
• 2-xsinx^2 + xcosx^2 + 2sinxcosx = 0

• Similar expressions

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