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Identical expressions
two *(one - twenty-five *cos(five *x)) = zero
2 multiply by (1 minus 25 multiply by co sinus of e of (5 multiply by x)) equally 0
two multiply by (one minus twenty minus five multiply by co sinus of e of (five multiply by x)) equally zero
2(1 - 25cos(5x)) = 0
21 - 25cos5x = 0
Similar expressions
2*(1 + 25*cos(5*x)) = 0
2*(1 - 25*cos(5*x)) = 0 equation
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