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• Identical expressions

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

• Similar expressions

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